12 Best 6-Bay NAS Systems for Small Businesses in 2026

Choosing the best 6-bay NAS for small businesses involves balancing performance, ease of use, and expandability. The Synology DS620slim stands out as the overall best choice thanks to its reliability and user-friendly interface. For those prioritizing speed, the QNAP TS-664-8G offers impressive 10GbE connectivity, while the QNAP TS-673A combines high performance with versatile PCIe options. Each of these options makes different tradeoffs—whether it’s cost, expandability, or ease of setup—so continue reading for a full breakdown to find your best fit.

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Key Takeaways

• Top-ranked models like the Synology DS620slim excel in ease of use and reliable performance for small business needs.
• Speed-focused options such as the QNAP TS-664-8G provide faster network access but often come at a higher price.
• Expandability through PCIe slots or multiple network ports is a key advantage in high-end models like the QNAP TS-673A.
• Diskless units offer flexible storage choices but require buyers to select compatible drives and handle setup.
• Price and feature sets vary widely; understanding your specific needs ensures you don’t overpay for unnecessary features.

Our Top Best 6-bay NAS Systems For Small Businesses Picks

TERRAMASTER F6-425 Pro NAS Server, Intel Core i3-1315U, 8GB DDR5, Diskless		Best for Content Creators and Media Professionals	Processor: Intel Core i3-1315U	RAM: 8GB DDR5	Number of Bays: 6	VIEW LATEST PRICE	See Our Full Breakdown
UGREEN NAS DXP6800 Ultra 6-Bay File Server for Teams and Small Businesses		Best for High-Capacity Data Storage and Large File Transfers	Maximum Storage Capacity: 208TB	Processor: Intel 120U 10-core	Memory: 8GB DDR5 (expandable to 96GB)	VIEW LATEST PRICE	See Our Full Breakdown
UGREEN NAS DXP6800 Plus 6-Bay Desktop NAS with Intel Core i3 Processor		Best for Versatile Business Use and Virtualization	Processor: Intel 12th Gen Core i3 1215U	Memory: 8GB DDR5	Storage Capacity: Up to 208TB	VIEW LATEST PRICE	See Our Full Breakdown
Asustor Lockerstor 6 Gen2+ AS6706T v2 6-Bay Diskless NAS		Best for Media Streaming and Video Workflows	Processor: Intel Celeron N5105	Memory: 8GB DDR4	Drive Bays: 6	VIEW LATEST PRICE	See Our Full Breakdown
QNAP TS-632X-4G-US 6-Bay 10GbE Desktop NAS		Best for Fast Data Transfer and Expandability	Processor: Alpine AL524 Quad-core 2.0GHz	RAM: 4GB (expandable to 16GB)	Network Connectivity: 1x 10GbE SFP+, dual 2.5GbE	VIEW LATEST PRICE	See Our Full Breakdown
Synology 6-Bay 2.5″ NAS DS620slim		Best for Space-Conscious Small Businesses	Drive Bays: 6	Supported Drives: 2.5″ HDDs and SSDs	Memory: 2GB DDR3L, expandable up to 6GB	VIEW LATEST PRICE	See Our Full Breakdown
Asustor Lockerstor 6 Gen3 AS6806T 6-Bay NAS		Best for Power Users and Enterprise Workloads	Processor: AMD Ryzen Embedded V3C14 quad-core up to 3.8GHz	Network: Dual 10GbE + Dual 5GbE ports	SSD Slots: 4x PCIe 4.0 NVMe SSD	VIEW LATEST PRICE	See Our Full Breakdown
Asustor Flashstor 6 FS6706T		Best for Creative Professionals and Media Workflows	Processor: Intel Celeron N5105 quad-core 2.0GHz	Storage Bays: 6 M.2 NVMe SSD slots	Network Connectivity: Dual 2.5GbE	VIEW LATEST PRICE	See Our Full Breakdown
UGREEN NASync DXP6800 Pro 6-Bay NAS		Best for High-Capacity, Enterprise-Grade Small Business Storage	Drive Bays: 6	Max Storage Capacity: 208TB (RAID 0)	Processor: 12th Gen Intel Core i5, 10-core	VIEW LATEST PRICE	See Our Full Breakdown
QNAP TS-664-8G-US 6-Bay Desktop NAS		Best for Versatile, General-Purpose Small Business Storage	Processor: Intel Celeron N5105/N5095	Memory: 8GB DDR4	Drive Bays: 6	VIEW LATEST PRICE	See Our Full Breakdown
UGREEN NASync DXP6800 Plus 6-Bay Desktop NAS with Up to 208TB Storage and 10GbE Network		Best Overall	Network Ports: 1x 10GbE, 1x 2.5GbE	Processor: 12th Gen Intel Core i3, 6-core 8-thread	Maximum Storage Capacity: 208TB	VIEW LATEST PRICE	See Our Full Breakdown
QNAP TS-673A 6-Bay High-Performance NAS with Dual 2.5GbE Ports and PCIe Slots		Best for Power Users	Processor: AMD Ryzen V1500B quad-core, up to 2.2 GHz	Number of Bays: 6	Network Ports: 2 x 2.5GbE RJ45	VIEW LATEST PRICE	See Our Full Breakdown

More Details on Our Top Picks

1. TERRAMASTER F6-425 Pro NAS Server, Intel Core i3-1315U, 8GB DDR5, Diskless

   

   Best for Content Creators and Media Professionals

   View Latest Price
   This model stands out for its high-speed dual 10GbE ports and TB4 support, making it ideal for media teams that require rapid data transfer and AI-enabled workflows. Compared with the QNAP TS-632X, it offers more advanced AI features and faster network options, but the setup can be complex, and its moderate customer rating suggests some users find it challenging or expensive. The F6-425 Pro excels in supporting media streaming, virtualization, and large-scale editing projects, though its price and technical complexity may deter small offices seeking a straightforward solution. Its robust hardware and AI-driven OS justify its premium positioning for professionals who prioritize speed and media capabilities.
   Pros:

   • Dual 10GbE ports and Thunderbolt 4 support for ultra-fast transfers
   • Supports AI workflows, online editing, and media streaming
   • Flexible storage expansion with RAID options and online capacity

   Cons:

   • Moderate customer ratings indicate some setup or reliability issues
   • Complex setup requiring technical expertise
   • Pricing details are not transparent, potentially expensive for small budgets

   Best for: Content creators, media teams, and video editors who need fast data throughput and AI features.

   Not ideal for: Small offices or users seeking a simple, plug-and-play NAS with minimal configuration or cost.

   • Processor:Intel Core i3-1315U
   • RAM:8GB DDR5
   • Number of Bays:6
   • Network Ports:2 x 10GbE, 2 x TB4
   • Operating System:TOS 7 AI OS
   • Warranty:2 Years
   Our verdict

   “This NAS is best suited for media professionals who need speed, AI integration, and advanced features despite its complexity and higher cost.”

   → See it on Amazon →

2. UGREEN NAS DXP6800 Ultra 6-Bay File Server for Teams and Small Businesses

   

   Best for High-Capacity Data Storage and Large File Transfers

   View Latest Price
   The UGREEN DXP6800 Ultra is designed for SMBs needing extensive storage, with a maximum capacity of 208TB and blazing fast dual 10GbE plus Thunderbolt 4 ports. Its processor, a 10-core Intel 120U, supports virtual machines and heavy multitasking. In comparison to the QNAP TS-632X, it offers more raw storage capacity and advanced connectivity but requires users to purchase drives separately, which can add to overall costs. Its complex setup and high hardware specifications make it suitable for IT-heavy environments but daunting for users without technical expertise. This NAS is a solid choice for organizations prioritizing massive storage and fast transfer speeds, accepting the setup challenge as part of the package.
   Pros:

   • Supports up to 208TB of storage with flexible RAID options
   • Dual 10GbE and Thunderbolt 4 for rapid data transfer
   • Powerful 10-core processor for virtualization and heavy workloads
   • Includes 2 M.2 NVMe slots for caching

   Cons:

   • Requires separate purchase of HDDs or SSDs
   • Setup may be challenging for non-technical users
   • Higher initial investment due to hardware and drives

   Best for: IT teams managing large data backups, virtual machines, and high-volume file sharing.

   Not ideal for: Small teams or less tech-savvy users who prefer a ready-to-use, plug-and-play setup.

   • Maximum Storage Capacity:208TB
   • Processor:Intel 120U 10-core
   • Memory:8GB DDR5 (expandable to 96GB)
   • Network Ports:Dual 10GbE, Thunderbolt 4
   • Supported RAID:JBOD, Basic, RAID 0/1/5/6/10
   • Includes:Diskless (drives sold separately)
   Our verdict

   “Ideal for IT-driven environments needing large storage capacity and fast connectivity, with a willingness to manage a more complex setup.”

   → See it on Amazon →

3. UGREEN NAS DXP6800 Plus 6-Bay Desktop NAS with Intel Core i3 Processor

   

   Best for Versatile Business Use and Virtualization

   View Latest Price
   The DXP6800 Plus makes a compelling case for demanding SMBs needing flexible storage with up to 208TB capacity, fast network ports, and support for virtualization and Docker. Compared to the AS6706T v2, it offers similar high-capacity options but with a more desktop-friendly form factor and slightly different hardware specs. Its 10GbE and 2.5GbE ports cater to various network environments, yet it doesn’t include drives, requiring additional investment. For newcomers or less experienced users, the setup may seem intimidating, especially with its extensive feature set. This NAS suits slightly more advanced users who want high capacity and virtualization capabilities in a desktop form with robust security features.
   Pros:

   • Supports up to 208TB storage with flexible RAID options
   • Fast 10GbE and 2.5GbE network ports for high-speed connectivity
   • Supports virtualization and Docker containers
   • Includes accessories like screwdriver and USB cable

   Cons:

   • Requires compatible drives, not included
   • No Wi-Fi support, wired Ethernet only
   • Setup may be complicated for beginners

   Best for: Small businesses requiring flexible storage, virtualization, and Docker support in a desktop form factor.

   Not ideal for: Users seeking a simple, all-in-one NAS with minimal configuration or those uncomfortable with complex setup processes.

   • Processor:Intel 12th Gen Core i3 1215U
   • Memory:8GB DDR5
   • Storage Capacity:Up to 208TB
   • Network Ports:1x 10GbE, 1x 2.5GbE
   • Supported RAID:JBOD, Basic, RAID0/1/5/6/10
   • Warranty:2 years
   Our verdict

   “Best suited for SMBs that need a high-capacity, versatile NAS capable of virtualization, despite requiring more technical setup.”

   → See it on Amazon →

4. Asustor Lockerstor 6 Gen2+ AS6706T v2 6-Bay Diskless NAS

   

   Best for Media Streaming and Video Workflows

   View Latest Price
   The AS6706T v2 shines with dual 5GbE ports and four M.2 NVMe slots, making it ideal for media professionals streaming 4K or managing large files. It offers a well-rounded mix of connectivity, with HDMI output for local media playback and Plex support, making it stand out from basic NAS options like the QNAP TS-632X. However, being diskless means additional drive costs, and its Intel Celeron N5105 CPU might limit demanding professional tasks like heavy virtualization or extensive multitasking. This NAS balances media features with flexible storage, making it perfect for creative workflows that prioritize media playback and local caching.
   Pros:

   • Dual 5GbE ports with upgrade potential to 10GbE
   • Four M.2 NVMe slots for caching and fast storage
   • Supports 4K media transcoding and Plex streaming
   • Flexible hybrid storage with HDDs and SSDs

   Cons:

   • Requires separate hard drives or SSDs to operate
   • Celeron processor may limit heavy multitasking
   • Pre-installed 8GB RAM may need upgrade for intensive tasks

   Best for: Video creators, media streamers, and small teams focused on media workflows and local playback.

   Not ideal for: Organizations needing high-performance virtualization or enterprise-grade workloads that demand more processing power.

   • Processor:Intel Celeron N5105
   • Memory:8GB DDR4
   • Drive Bays:6
   • Network:Dual 5GbE
   • Media Support:Plex, 4K transcoding
   • Warranty:3 Years
   Our verdict

   “Ideal for media professionals seeking local caching, 4K playback, and flexible storage, despite limited processing power for intensive workloads.”

   → See it on Amazon →

5. QNAP TS-632X-4G-US 6-Bay 10GbE Desktop NAS

   

   Best for Fast Data Transfer and Expandability

   View Latest Price
   The QNAP TS-632X offers a solid balance of high-speed connectivity with its single 10GbE SFP+ port and dual 2.5GbE ports, making it a versatile choice for demanding data environments. Compared to the UGREEN DXP6800 Plus, it emphasizes expandability with PCIe slots and ECC RAM support, appealing to users who want to future-proof their setup. Its 4GB RAM is modest, but can be upgraded, which might be necessary for virtualization or intensive workloads. While it’s less user-friendly for those unfamiliar with networking, it remains a reliable, high-performance option for professionals needing rapid transfer speeds and future expansion possibilities.
   Pros:

   • High-speed 10GbE connectivity for rapid data transfer
   • Expandable RAM up to 16GB and PCIe slots for upgrades
   • Supports container applications and ECC RAM for data integrity
   • Multiple Ethernet and USB ports for versatile connectivity

   Cons:

   • Requires technical knowledge for optimal setup
   • Limited RAM out of the box for heavy tasks
   • Higher initial cost compared to entry-level NAS devices

   Best for: Small businesses requiring fast, expandable storage and network performance for backup, hosting, or containerized applications.

   Not ideal for: Less technical users or those seeking a turnkey, all-in-one device with minimal setup.

   • Processor:Alpine AL524 Quad-core 2.0GHz
   • RAM:4GB (expandable to 16GB)
   • Network Connectivity:1x 10GbE SFP+, dual 2.5GbE
   • Expansion Slots:PCIe Gen 3 x4
   • Supported RAID:Multiple including RAID 0/1/5/6
   • Warranty:2 years
   Our verdict

   “Designed for tech-savvy users needing high performance and expandability, even if it requires more setup effort.”

   → See it on Amazon →

6. Synology 6-Bay 2.5″ NAS DS620slim

   

   Best for Space-Conscious Small Businesses

   View Latest Price

   The Synology DS620slim excels in environments where space is limited but performance can’t be compromised. Its compact design and support for 2.5-inch drives make it ideal for small offices with existing SSD or small HDD inventories. Unlike larger, bulkier NAS options, this model offers high data transfer speeds and 4K transcoding, making it suitable for multimedia workflows. However, being diskless, it requires a separate purchase of drives, and its limited support for only 2.5″ drives may restrict maximum capacity compared to full-sized NAS systems like the QNAP TS-664. Its extensive snapshot capabilities enhance data protection, but upgrading RAM beyond 2GB involves technical steps. Overall, this pick makes the most sense for small businesses needing a compact, high-performance NAS with flexible drive options.

   Pros:

   • Compact and space-efficient design
   • Supports flexible RAID configurations for 2.5″ drives
   • Fast data transfer speeds and 4K transcoding capabilities
   • Extensive snapshot and backup features

   Cons:

   • Diskless setup necessitates purchasing drives separately
   • Limited to 2.5″ drives, restricting maximum capacity
   • Expandable RAM may require technical knowledge

   Best for: Small businesses with limited space and existing 2.5″ drives looking for high-speed data transfer and multimedia support

   Not ideal for: Organizations requiring large capacity or bulk storage, since it supports only 2.5″ drives and needs separate drive purchases

   • Drive Bays:6
   • Supported Drives:2.5″ HDDs and SSDs
   • Memory:2GB DDR3L, expandable up to 6GB
   • Max Single Volume Size:108 TB
   • Snapshot Capacity:65,000 system-wide snapshots
   • Transcoding:H.265/H.264 4K on the fly
   • Maximum Read Speed:220 MB/s
   • Maximum Write Speed:190 MB/s
   Our verdict

   “This model suits small offices prioritizing space-saving design with high multimedia performance, provided they are prepared to buy drives separately.”

   → See it on Amazon →

7. Asustor Lockerstor 6 Gen3 AS6806T 6-Bay NAS

   

   Best for Power Users and Enterprise Workloads

   View Latest Price

   The Asustor Lockerstor 6 Gen3 AS6806T stands out for demanding users who need serious performance, thanks to its AMD Ryzen quad-core processor and expansive networking options. Compared with the Synology DS620slim, this model offers significantly more processing power and memory, making it well-suited for virtualization, AI projects, or large data transfers. Dual 10GbE and 5GbE ports enable lightning-fast network speeds, ideal for multi-user environments. However, being diskless, it requires additional investment in drives, and its higher price point may deter small businesses with tighter budgets. Its enterprise features and expandability make it a clear choice for tech-savvy organizations with demanding workloads, but those seeking simplicity may find it overkill.

   Pros:

   • Powerful AMD Ryzen quad-core processor
   • Dual 10GbE and 5GbE ports for ultra-fast networking
   • Supports PCIe 4.0 NVMe SSDs for caching and all-flash setups
   • Expandable ECC DDR5 memory up to 64GB

   Cons:

   • Requires additional purchase of drives, increasing total cost
   • High price may not suit budget-conscious small businesses
   • Complex setup and maintenance for non-technical users

   Best for: Tech-savvy small businesses or enterprises needing high performance, virtualization, and high-speed networking

   Not ideal for: Small offices with limited IT expertise or budget constrained organizations, due to high cost and complexity

   • Processor:AMD Ryzen Embedded V3C14 quad-core up to 3.8GHz
   • Network:Dual 10GbE + Dual 5GbE ports
   • SSD Slots:4x PCIe 4.0 NVMe SSD
   • Memory:16GB ECC DDR5 (expandable up to 64GB)
   • Expansion Ports:2x USB4 Type-C ports
   • Drive Bays:6
   Our verdict

   “Ideal for small businesses with advanced performance needs and IT expertise, ready to invest in enterprise-grade hardware.”

   → See it on Amazon →

8. Asustor Flashstor 6 FS6706T

   

   Best for Creative Professionals and Media Workflows

   View Latest Price

   The Asustor Flashstor 6 FS6706T is tailored for media professionals needing fast, all-flash storage. Its six M.2 NVMe SSD slots and dual 2.5GbE ports deliver high-speed data access, ideal for editing, rendering, or streaming workflows. Compared with the Synology DS620slim, its all-SSD setup provides superior performance for intensive tasks, although the diskless configuration means additional costs for SSDs. The 4GB RAM, while sufficient for many professional tasks, may limit heavy multitasking or virtual machine hosting. Its compact and quiet design makes it suitable for studio environments, but it lacks the expandability of enterprise models. This NAS makes the most sense for creative teams prioritizing speed and media capabilities over raw capacity.

   Pros:

   • High-speed all-flash NVMe SSD support
   • Dual 2.5GbE ports for fast networking
   • Supports 4K media playback and hardware transcoding
   • Compact, silent design ideal for studio use

   Cons:

   • Requires purchasing SSDs separately, increasing initial costs
   • Limited RAM for heavy multitasking
   • No included drives, so add-on expenses apply

   Best for: Media creators and professionals who need ultra-fast SSD storage and hardware transcoding

   Not ideal for: Small businesses with large, traditional storage needs or those on a tight budget, due to additional SSD costs and limited RAM

   • Processor:Intel Celeron N5105 quad-core 2.0GHz
   • Storage Bays:6 M.2 NVMe SSD slots
   • Network Connectivity:Dual 2.5GbE
   • Memory:4GB DDR4
   • Data Transfer Rate:295 MB/s
   • Warranty:3 years
   Our verdict

   “Best suited for media professionals seeking top-tier speed and media capabilities, willing to invest in SSDs separately.”

   → See it on Amazon →

9. UGREEN NASync DXP6800 Pro 6-Bay NAS

   

   Best for High-Capacity, Enterprise-Grade Small Business Storage

   View Latest Price

   The UGREEN NASync DXP6800 Pro offers a robust solution for small businesses needing large storage and high-speed data transfer. Powered by a 12th Gen Intel Core i5 with 10 cores, it supports up to 208TB across its six SATA bays and two M.2 NVMe slots, making it suitable for extensive data archiving or virtualization. Its dual 10GbE ports with link aggregation enable transfer speeds up to 2500MB/s, surpassing many other models like the QNAP TS-664 in raw performance. While the system’s power and capacity are impressive, it comes without drives, adding to the total cost, and its wired-only network limits flexibility for some setups. This NAS is a clear choice for organizations that need enterprise-level storage and speed in a small-business package, despite higher initial investment.

   Pros:

   • Powerful 12th Gen Intel Core i5 processor
   • Dual 10GbE ports with link aggregation
   • Supports up to 208TB storage capacity
   • Virtualization, Docker, and high-security features

   Cons:

   • No drives included, increasing initial costs
   • Wired Ethernet only, limiting wireless flexibility
   • High price point for small business budgets

   Best for: Small businesses requiring large, fast storage with virtualization and data security features

   Not ideal for: Businesses on a tight budget or those needing wireless connectivity, due to high costs and wired-only network

   • Drive Bays:6
   • Max Storage Capacity:208TB (RAID 0)
   • Processor:12th Gen Intel Core i5, 10-core
   • Network Ports:Dual 10GbE
   • Max Transfer Speed:2500MB/s
   • Drives Included:No
   Our verdict

   “A strong choice for small businesses needing enterprise-grade capacity and speed, prepared to invest in drives and wired connectivity.”

   → See it on Amazon →

10. QNAP TS-664-8G-US 6-Bay Desktop NAS

    

    Best for Versatile, General-Purpose Small Business Storage

    View Latest Price

    The QNAP TS-664-8G-US offers a balanced solution for small businesses that need reliable storage with decent performance. Its Intel Celeron processor and 8GB DDR4 RAM provide enough capability for file sharing, backups, and media streaming, with dual 2.5GbE ports ensuring faster network transfers than standard gigabit setups. While it lacks the raw power of enterprise models like the UGREEN NAS DXP6800 Pro, it is easier to set up and more affordable, making it suitable for businesses that want reliable performance without excessive complexity. The dual M.2 slots enable cache acceleration, but its limited RAM and network performance may not satisfy high-demand workloads. This NAS strikes a good balance for those seeking straightforward, dependable storage solutions.

    Pros:

    • Dual 2.5GbE ports for faster network transfers
    • Dual M.2 PCIe NVMe slots for cache or SSD storage
    • Affordable and easy to deploy
    • Supports hardware encryption

    Cons:

    • 8GB RAM is non-expandable, limiting multitasking
    • Limited network performance for very heavy workloads
    • Basic CPU compared to higher-end models

    Best for: Small businesses needing reliable, versatile storage for file sharing and media, without enterprise complexity

    Not ideal for: Organizations with very high throughput or virtualization needs, due to limited RAM and network capabilities

    • Processor:Intel Celeron N5105/N5095
    • Memory:8GB DDR4
    • Drive Bays:6
    • Network Ports:Dual 2.5GbE
    • M.2 Slots:2
    • Hard Disk Interface:SATA
    Our verdict

    “A dependable, versatile NAS ideal for small offices seeking straightforward storage with solid performance at a reasonable price.”

    → See it on Amazon →

11. UGREEN NASync DXP6800 Plus 6-Bay Desktop NAS with Up to 208TB Storage and 10GbE Network

    

    Best Overall

    View Latest Price

    The UGREEN NASync DXP6800 Plus stands out for its impressive combination of high-speed connectivity and extensive storage capacity, making it ideal for data-heavy small businesses. Compared with the QNAP TS-673A, which offers more flexible expansion options, this model excels in raw network throughput thanks to its 10GbE port, enabling faster backups and media streaming. Its large 208TB maximum capacity and versatile RAID support provide scalability that surpasses many competitors, but this overkill might be unnecessary for smaller setups with modest storage needs. The setup process can be complex for users unfamiliar with network configurations, and the absence of clear pricing leaves some uncertainty about its affordability. Overall, it’s best suited for small businesses that need rapid data handling and significant storage without sacrificing security or management ease.

    Pros:

    • High-speed 10GbE network connectivity for rapid data transfer
    • Huge storage capacity up to 208TB with flexible RAID options
    • Robust security features including encryption and automatic backups
    • User-friendly app for managing complex system tasks

    Cons:

    • Setup may be challenging for users without technical expertise
    • Large capacity could be overkill for small-scale operations
    • Pricing details are not specified, making cost evaluation difficult

    Best for: Small businesses requiring fast data transfer and large, secure storage for media and backups

    Not ideal for: Very small teams or startups with limited budgets and minimal storage needs

    • Network Ports:1x 10GbE, 1x 2.5GbE
    • Processor:12th Gen Intel Core i3, 6-core 8-thread
    • Maximum Storage Capacity:208TB
    • Drive Bays:6 SATA, 2 M.2 NVMe
    • RAID Support:JBOD, Basic, RAID0, RAID1, RAID5, RAID6, RAID10
    • Certifications:TRUSTe, ETSI EN 303 645
    Our verdict

    “This model suits small businesses that prioritize speed, security, and large storage in a high-performance network environment.”

    → See it on Amazon →

12. QNAP TS-673A 6-Bay High-Performance NAS with Dual 2.5GbE Ports and PCIe Slots

    

    Best for Power Users

    View Latest Price

    The QNAP TS-673A is tailored for demanding small business environments that need high performance and expandability. Its AMD Ryzen V1500B processor provides a noticeable boost over the Intel Core i3 in the UGREEN DXP6800 Plus, especially for multitasking and intensive workloads. With dual 2.5GbE ports, it offers reliable, flexible networking, and the two PCIe Gen 3 slots allow for significant customization—adding 10GbE adapters or SSD caching cards. This flexibility makes it ideal for businesses that plan to grow or require advanced features, but setting up PCIe expansions can be complicated for less tech-savvy users. The higher price point reflects its premium features, which may be more than needed for simple file storage. Overall, this NAS excels for small businesses that need robust processing power and future-proof expansion options.

    Pros:

    • Powerful AMD Ryzen V1500B processor for demanding tasks
    • Dual 2.5GbE ports with support for port trunking and redundancy
    • Two PCIe slots for expansion—adding 10GbE, NVMe SSD caching, or other cards
    • Supports multiple operating systems including QTS and QuTS hero

    Cons:

    • Setup can be complex, especially when installing PCIe expansion cards
    • Higher price makes it less accessible for casual users
    • Requires additional PCIe cards to realize full network speed potential

    Best for: Power users and small businesses with demanding workloads and plans for future upgrades

    Not ideal for: Startups or small teams with limited technical knowledge and straightforward storage needs

    • Processor:AMD Ryzen V1500B quad-core, up to 2.2 GHz
    • Number of Bays:6
    • Network Ports:2 x 2.5GbE RJ45
    • USB Ports:3 x USB 3.2 Gen 2 Type-A
    • PCIe Slots:2 x PCIe Gen 3
    • M.2 Slots:2 x NVMe SSD
    • Warranty:3 Years
    Our verdict

    “This NAS is perfect for small businesses that need high processing power and expandable networking options, accepting the higher investment for future-proofing.”

    → See it on Amazon →

How We Picked

I evaluated these NAS systems based on several critical factors that matter most to small business users. Performance benchmarks, ease of setup, and user interface design played a big role, along with build quality and expansion options. Value was assessed by balancing features against cost, ensuring each model offers a good return on investment. I also prioritized models that provide reliable software ecosystems, good warranty support, and scalability, which are essential for growing small businesses. The ranking reflects a combination of these factors, favoring versatile and dependable systems suited to different business sizes and technical expertise levels.

Factors to Consider When Choosing Best 6-bay NAS Systems For Small Businesses

Selecting the best 6-bay NAS involves understanding several key considerations beyond raw specs. First, evaluate your expected storage needs and future growth to choose a model that can scale without costly upgrades. Network speed is another critical factor—if your business benefits from fast data transfers, opt for models with 10GbE or multiple network ports. Ease of use can save time and frustration, especially if your team isn’t highly technical. Price is always a tradeoff—spend more on features like expandability and faster connectivity if they align with your business priorities. Lastly, consider the software ecosystem and support, as these determine how smoothly your NAS integrates into daily operations.

Performance and Speed

Performance is vital for handling multiple users, large file transfers, and running apps like backups or media servers. Systems with faster processors, SSD caching options, and multi-gigabit network support will deliver smoother operation. However, higher-speed models often come with increased costs and complexity. Make sure the performance level matches your actual workload to avoid overspending on unnecessary capabilities while ensuring your business can operate efficiently.

Expandability and Future-Proofing

Expandability through PCIe slots or additional network ports can prolong your investment, especially if your storage or bandwidth needs grow. Look for models offering easy drive upgrades, hot-swappable bays, and flexible connectivity options. Over-investing in features you don’t need now can backfire financially, so balance current needs with potential future requirements. A system that supports adding SSDs or network cards later can save money and improve performance down the line.

Ease of Use and Management

A user-friendly interface reduces setup time and ongoing maintenance headaches, especially for teams with limited IT skills. Brands like Synology are renowned for intuitive software and simple setup wizards. Conversely, more complex systems may offer advanced features but require more technical expertise, which could slow down your operations or lead to errors. Consider your team’s familiarity with NAS management before opting for a more complicated but feature-rich system.

Price and Total Cost of Ownership

Initial purchase price is just the beginning; consider ongoing costs such as drives, maintenance, and potential upgrades. Diskless models save money upfront but require you to buy compatible drives separately. Fully assembled systems with pre-installed drives might cost more initially but can be easier to deploy. Also, factor in energy consumption, warranty, and support costs, especially if uptime is critical for your business. Staying within budget while meeting your needs requires careful comparison of features versus total cost.

Software Ecosystem and Support

Robust software support ensures your NAS integrates smoothly with your existing infrastructure. Look for models with well-established operating systems like Synology DiskStation Manager or QNAP QTS, which offer reliable apps and updates. Good vendor support, warranty, and community forums can be lifesavers when troubleshooting or expanding your system. Investing in a system with a strong software ecosystem can reduce downtime and improve productivity, justifying a higher initial cost if necessary.

Frequently Asked Questions

Should I buy a diskless NAS or one with drives pre-installed?

Choosing between a diskless NAS and one with pre-installed drives depends on your comfort level with hardware setup and your specific storage needs. Diskless systems offer flexibility to choose drives based on performance and capacity preferences, often resulting in better value for money. However, they require additional effort during setup and compatibility checks. Pre-installed systems are ready to go, reducing setup time, but tend to be more expensive upfront and limit drive choice. Consider your technical skills and future scalability when making this decision.

How important is network speed for small business NAS systems?

Network speed can significantly impact your workflow, especially if multiple users access large files simultaneously or run demanding applications. While Gigabit Ethernet is standard, upgrading to 10GbE can drastically reduce transfer times and improve responsiveness. However, this upgrade involves additional costs for network infrastructure and compatible hardware. For most small businesses, Gigabit Ethernet suffices, but if speed is a priority and budget allows, investing in 10GbE support can offer noticeable productivity gains.

Is it worth investing in a high-end NAS with multiple expansion options?

High-end models with PCIe slots, multiple network ports, and advanced hardware are ideal if your business requires high performance, extensive data transfer, or future expansion. They provide greater flexibility and can adapt as your needs evolve, potentially saving money in the long run. However, these systems tend to be more expensive and complex to manage. For smaller-scale operations or less demanding workloads, a mid-range model might deliver better value without unnecessary features.

What should I prioritize: storage capacity or performance?

It depends on your primary use case. If you store large multimedia files or backups, prioritizing capacity makes sense. However, if your workflow involves frequent access, editing, or running applications directly from the NAS, performance becomes more critical. Balancing both is ideal, but if forced to choose, consider your most common tasks and future growth plans. Upgrading storage capacity is straightforward, but improving performance might require investing in faster drives or network hardware.

How does software support influence my choice of NAS?

Software ecosystem is a key factor because it determines how easily your NAS integrates with existing systems and workflows. Reliable, regularly updated software can simplify management, improve security, and expand functionality through apps. Brands like Synology and QNAP have mature ecosystems with extensive app stores and strong user communities. Investing in a system with proven software support can reduce management headaches, ensure data security, and enhance overall productivity, justifying a higher price for peace of mind.

Conclusion

For small business owners, the choice hinges on specific needs. The Synology DS620slim remains the best overall pick for its balance of usability and reliability. If speed and future expansion are priorities, the QNAP TS-664-8G offers exceptional performance, especially with 10GbE. For those seeking high performance coupled with extensive connectivity options, the QNAP TS-673A fits well. Budget-conscious buyers should consider diskless models like the Synology DS620slim or similar, while those needing quick deployment might favor pre-configured options. Tailor your choice to your business scale, technical comfort, and performance needs to find the perfect match.

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