Looking Beyond the Synology RackStation 12TB SSD NAS? 6 Alternatives Worth a Look

How each alternative compares

Synology 12-Bay Rackmount NAS with 24TB Storage

This model shares the same Ryzen processor and 32GB of ECC memory as the original, ensuring similar processing power and data integrity. The primary difference lies in storage capacity. While the original includes 12TB of SSDs, this unit offers 24TB. This doubles your available space without requiring additional drive purchases. It retains the redundant power supply feature, which is critical for server reliability. You gain more storage volume but do not get faster network speeds, as both units rely on 1GbE ports. This option suits users who need more capacity for their existing infrastructure rather than higher throughput. It is an ideal upgrade if your current 12TB limit is causing bottlenecks.

Synology DS723+ 2-Bay Ryzen NAS

The DS723+ differs significantly in form factor and network capability. It is a 2-bay desktop unit, not a rackmount server, making it unsuitable for data center racks. However, it supports NVMe caching via M.2 slots, a feature absent in the original RackStation. This allows for faster access to frequently used data. Like the original, it includes 32GB of RAM and a Ryzen CPU. The trade-off is the lack of redundant power and rack-mounting hardware. It relies on standard 1GbE connectivity. This alternative is best for home offices or small businesses that prioritize caching performance and flexibility over enterprise-grade redundancy and physical server integration. It offers a more compact footprint for environments where rack space is not required.

Synology 1U 4-Bay Rackmount NAS with 48TB

This unit provides 48TB of storage in a compact 1U form factor, significantly exceeding the original's 12TB capacity. It shares the same Ryzen processor and 32GB of RAM, maintaining comparable processing power. The key advantage is the massive pre-loaded storage in a smaller physical size. It retains the 1GbE network connectivity, meaning you do not gain higher bandwidth. This model is designed for edge storage scenarios where space is limited but capacity needs are high. It fits users who need substantial data protection and surveillance capabilities in a small footprint. It is a strong choice for branch offices or remote sites that require high capacity without the bulk of a larger rack chassis.

Synology 1U 4-Bay Rackmount NAS with 32GB RAM

Similar to the previous entry, this 1U NAS offers a compact solution with 32GB of RAM and a Ryzen processor. It focuses on providing a reliable, pre-configured edge storage option. The original RackStation offers more drive bays for expansion, whereas this unit is fixed in its 4-bay configuration. It lacks the redundant power supply found in the original, which may be a concern for critical server roles. Network connectivity remains at 1GbE for both. This alternative is suitable for small teams or branch offices that prioritize a compact, plug-and-play setup over the expandability and power redundancy of the original. It is ideal for users who need reliable storage in a tight space without managing complex server configurations.

Synology RackStation 12-Bay 216TB NAS

This model offers 216TB of storage, vastly outperforming the original's 12TB. It uses the same Ryzen CPU and 32GB of ECC memory, ensuring consistent processing and data protection capabilities. The significant increase in storage capacity makes it suitable for large-scale data archives or extensive surveillance systems. Like the original, it includes redundant power supplies and 1GbE network ports. You gain massive storage volume but do not see improvements in network speed or processing power. This option is best for users who need to scale storage capacity significantly while maintaining the same level of data integrity and server reliability. It is a practical choice for environments where storage density is the primary concern over other performance metrics.

Synology RackStation 12-Bay 48TB NAS

This unit provides 48TB of storage in a 24U rackmount chassis, offering a different scale compared to the original's 12TB SSD setup. It shares the same Ryzen processor and 32GB of RAM. The key difference is the physical size and storage configuration. This model is designed for users with ample rack space who need high capacity and power redundancy. It retains the 1GbE connectivity, so network speeds remain unchanged. The original's SSDs offer faster access times, whereas this unit likely uses HDDs for higher capacity at lower cost per terabyte. This alternative suits users who prioritize raw storage volume and power safety over the speed benefits of SSDs. It is ideal for large-scale deployments where capacity and redundancy are paramount.

Quick picks

Our 7 picks

1 Best overall

Synology RackStation 12TB SSD NAS

Best for: redundant power and ECC memory needs

Network Connectivity

4 x 1GbE

Processor

Ryzen V1500B

RAM Capacity

32GB DDR4 ECC SODIMM

Included Storage

12TB

View on Amazon: Synology RackStation 12TB SSD NAS Affiliate link

This Synology RackStation RS2421RP+ NAS server features a Ryzen V1500B 4-core 2.2GHz CPU and 32GB of DDR4 ECC memory. It includes 12TB of SATA 2.5-inch SSD storage for fast access. The unit has four 1GbE LAN ports and redundant power supplies. It suits users needing high-performance backup, file storage, or virtualization in a rack-mountable chassis.

Pros

• Ryzen V1500B 4-core 2.2GHz processor
• 32GB DDR4 ECC SODIMM memory
• 12TB SATA 2.5-inch SSD storage
• Four 1GbE LAN ports with link aggregation
• Redundant power supplies for reliability

Cons

• Limited to 1GbE network speeds
• Requires manual installation of drives and memory
• No mention of 10GbE expansion capability

Good fit if

• You need redundant power for critical data
• You require ECC memory for stability
• You want pre-installed SSD storage

Skip if

• You need 10GbE networking speeds
• You prefer a plug-and-play setup
• You want a compact desktop form factor

Verdict: Synology RS2421RP+ 12TB SSD NAS provides robust performance with its Ryzen CPU and ECC memory. It fits users who prioritize data integrity and redundancy in a rack environment.

2 Also great

Synology 12-Bay Rackmount NAS with 24TB Storage

Best for: High-capacity server roles

Network Connectivity

4 x 1GbE

Processor

Ryzen V1500B

RAM Capacity

32GB DDR4 ECC SODIMM

Included Storage

24TB

View on Amazon: Synology 12-Bay Rackmount NAS with 24TB Storage Affiliate link

This Synology RackStation RS2421RP+ delivers high-capacity storage with 24TB of pre-installed HDDs and 32GB of ECC RAM. It features a 4-core Ryzen V1500B processor and four 1GbE LAN ports for reliable connectivity. The unit includes redundant power supplies for enhanced protection. It suits users needing robust file storage, backup, and server roles in a sealed, ready-to-use chassis.

Pros

• 24TB (12 x 2TB) SATA HDD storage
• 32GB DDR4 ECC SODIMM memory
• 4 x 1GbE LAN ports
• Redundant power supplies

Cons

• Only 1GbE network connectivity
• Large 24U chassis size
• Requires manual hard drive installation

Good fit if

• You need 24TB of pre-installed storage
• You require redundant power for reliability
• You want a sealed, ready-to-use server

Skip if

• You need 10GbE network speeds
• You prefer a compact desktop form factor
• You want pre-installed drives without setup

Verdict: Synology RackStation 24TB NAS provides substantial storage and memory for users who prioritize capacity and power redundancy over high-speed networking.

3 Best budget

Synology DS723+ 2-Bay Ryzen NAS

Best for: High-capacity storage with NVMe caching

Drive Bays

2-Bay

Network Connectivity

2 x 1GbE

Processor

Ryzen R1600 2.6GHz

RAM Capacity

32GB DDR4 ECC

M.2 NVMe Slots

1TB M.2 NVMe SSD

Included Storage

20TB HDD + 1TB SSD

View on Amazon: Synology DS723+ 2-Bay Ryzen NAS Affiliate link

The Synology DS723+ NAS server combines a Ryzen 2.6GHz processor with 32GB of ECC memory. It includes 20TB of SATA HDD storage and a 1TB NVMe SSD cache. Dual 1GbE ports support link aggregation. This unit suits users needing high capacity and fast caching for multimedia or backup roles. You get a sealed chassis with drives and memory included separately for installation.

Pros

• Ryzen R1600 2.6GHz CPU with 3.1GHz Turbo
• 32GB DDR4 ECC SODIMM Memory
• 20TB SATA HDD Storage
• 1TB M.2 NVMe SSD Cache
• Dual 1GbE LAN Ports

Cons

• Limited to 1GbE network connectivity
• Installation required for drives and memory
• Only two drive bays available

Good fit if

• You need 20TB of high-capacity storage
• You want NVMe SSD caching for performance
• You prefer ECC memory for stability

Skip if

• You require 10GbE networking speeds
• You want a pre-assembled unit
• You need more than two drive slots

Verdict: Synology DS723+ 20TB NAS delivers strong processing power and ample storage for users prioritizing capacity and caching over network speed. It fits home or small office environments where 1GbE is sufficient.

4 Also great

Synology 1U 4-Bay Rackmount NAS with 48TB

Best for: Compact edge storage with high capacity

Drive Bays

4-bay

Network Connectivity

4 x 1GbE

Processor

Ryzen R1500B 4-Core 2.2GHz

RAM Capacity

32GB DDR4 ECC UDIMM

Included Storage

48TB

View on Amazon: Synology 1U 4-Bay Rackmount NAS with 48TB Affiliate link

This is a 1U edge storage unit with a Ryzen R1500B processor and 32GB of ECC memory. It comes with 48TB of pre-installed HDDs across four bays. You get four 1GbE ports for connectivity. The system runs DSM for data management and backup. It suits small businesses needing compact, high-capacity storage with built-in surveillance and protection tools.

Pros

• Includes 48TB of SATA 3.5-inch HDDs
• 32GB DDR4 ECC UDIMM memory
• Ryzen R1500B 4-core 2.2GHz CPU
• Four 1GbE LAN ports

Cons

• Limited to 1GbE network speeds
• Only four drive bays
• No mention of 10GbE expansion

Good fit if

• You need pre-installed high-capacity storage
• You require ECC memory for stability
• You want a compact 1U form factor

Skip if

• You need 10GbE networking
• You require more than four bays
• You want a larger rack unit

Verdict: Synology RS822+ 48TB 4-Bay NAS offers a complete edge storage solution with substantial memory and pre-loaded drives. It fits small offices needing reliable data protection and surveillance in a small footprint.

5 Also great

Synology 1U 4-Bay Rackmount NAS with 32GB RAM

Best for: Compact branch office edge storage

Drive Bays

4-bay

Network Connectivity

4 x 1GbE

Processor

Ryzen R1500B

RAM Capacity

32GB DDR4 ECC SODIMM

Included Storage

8TB

View on Amazon: Synology 1U 4-Bay Rackmount NAS with 32GB RAM Affiliate link

The Synology RS822+ is a compact 1U edge storage server built for branch offices and small businesses. It features a Ryzen R1500B quad-core processor and 32GB of DDR4 ECC memory. The unit includes 8TB of pre-installed SATA 2.5-inch SSD storage across four bays. It offers four 1GbE LAN ports for connectivity. This setup supports data management, backup, and surveillance tasks efficiently.

Pros

• Includes 32GB DDR4 ECC SODIMM memory for stability
• Pre-installed 8TB (4 x 2TB) SATA 2.5-inch SSDs
• Compact 1U form factor fits in standard racks
• Four 1GbE LAN ports for network connectivity

Cons

• Limited to 1GbE network speeds
• Only four drive bays for expansion
• No mention of 10GbE or higher port options

Good fit if

• You need a compact 1U server for a branch office
• You require pre-installed SSD storage for edge computing
• You want ECC memory for data integrity

Skip if

• You need 10GbE or faster network connectivity
• You require more than four drive bays
• You are looking for a high-capacity desktop NAS

Verdict: The Synology RS822+ 4-Bay 1U NAS provides a reliable, pre-configured edge storage solution for small teams. It suits users who prioritize compact size and ECC memory over high-speed networking or massive drive expansion.

6 Best premium

Synology RackStation 12-Bay 216TB NAS

Best for: High-capacity 1GbE storage

Network Connectivity

4 x 1GbE

Processor

Ryzen V1500B

RAM Capacity

32GB DDR4 ECC SODIMM

Included Storage

216TB

View on Amazon: Synology RackStation 12-Bay 216TB NAS Affiliate link

This Synology RackStation RS2421RP+ offers 216TB of storage across twelve 18TB drives. It uses a Ryzen V1500B 4-core processor and 32GB of ECC memory. The unit includes four 1GbE ports and redundant power supplies. It suits users needing high-capacity file storage or backup roles. You get a sealed box with a sliding rail kit for installation.

Pros

• 216TB total storage capacity
• Ryzen V1500B 4-core CPU
• 32GB ECC memory
• Redundant power supplies
• Four 1GbE LAN ports

Cons

• 1GbE network speed limits throughput
• Requires manual drive installation
• No 10GbE networking option

Good fit if

• You need 216TB of storage
• You require redundant power
• You use 1GbE networks

Skip if

• You need 10GbE connectivity
• You want pre-installed drives
• You need high-speed networking

Verdict: Synology RackStation RS2421RP+ 216TB NAS fits users who prioritize massive storage and power redundancy over network speed. It is a solid choice for 1GbE environments.

7

Synology RackStation 12-Bay 48TB NAS

Best for: High-capacity rack storage with redundant power

Network Connectivity

4 x 1GbE

Processor

Ryzen V1500B

RAM Capacity

32GB DDR4 ECC SODIMM

Included Storage

48TB

View on Amazon: Synology RackStation 12-Bay 48TB NAS Affiliate link

The Synology RackStation RS2421RP+ is a 24U server built for high-performance roles like backup and file storage. It features a Ryzen V1500B 4-Core 2.2GHz CPU and 32GB DDR4 ECC SODIMM memory. You get 48TB of SATA 3.5" HDD storage across 12 drives. The unit includes four 1GbE LAN ports and redundant power supplies. Sliding rails are included for installation, though you must install the drives and memory yourself.

Pros

• 48TB of pre-loaded SATA 3.5" HDD storage
• Ryzen V1500B 4-Core 2.2GHz processor
• 32GB DDR4 ECC SODIMM memory
• Redundant power supplies for protection
• Four 1GbE LAN ports with link aggregation

Cons

• Requires manual installation of drives and memory
• 1GbE network ports limit high-speed transfer
• Large 24U chassis size requires rack space

Good fit if

• You need 48TB of storage in a single unit
• You require redundant power for critical data
• You have a server rack for 24U equipment

Skip if

• You need 10GbE or faster network connectivity
• You want a pre-assembled unit with no installation
• You lack the space for a 24U rack

Verdict: Synology RackStation 24U 48TB NAS offers massive storage and redundancy for users with rack space and manual assembly tolerance. It suits those prioritizing capacity and power safety over speed or plug-and-play convenience.

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Frequently asked questions

See also

• best nvme SSDs for NAS
• rosewill helium NAS alternatives