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Hardware Specifications
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CPU
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CPU Model | AMD EPYC 7303 |
| CPU Quantity | 1 | |
| CPU Cores | 16 | |
| CPU Threads | 32 | |
| CPU Architecture | 64-bit | |
| CPU Frequency | 2.4 (base) / 3.4 (turbo) GHz | |
| Hardware Encryption Engine | Yes | |
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Memory
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System Memory | 64 GB DDR4 ECC RDIMM |
| Memory Module Pre-installed | 64 GB (64 GB × 1) | |
| Total Memory Slots | 16 | |
| Maximum Memory Capacity | 1024 GB (64 GB × 16) | |
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Storage
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Drive Bays (See all supported drives) |
24 × 2.5″ SATA SSD
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| Hot Swappable Drive* | Yes | |
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External Ports
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RJ-45 10GbE LAN Port | 2 |
| Out-of-Band Management LAN Port | 1 | |
| USB 3.2 Gen 1 Port | 2 | |
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PCIe
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PCIe Expansion | 2 × Gen4 x16 slot (x16 link) |
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Appearance
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Form Factor (RU) | 2U |
| Size (Height × Width × Depth) | 88 mm × 482 mm × 724 mm | |
| Weight | 15.5 kg | |
| Rack Installation Support* | 4-post 19″ rack (Synology Rail Kit – RKS-02) | |
| Notes | The rail kit is sold separately | |
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Others
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System Fan | 80 mm × 80 mm × 4 pcs |
| Fan Speed Mode |
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| Easy Replacement System Fan | Yes | |
| Power Recovery | Yes | |
| Noise Level | 53.0 dB(A) | |
| Scheduled Power On / Off | Yes | |
| Wake on LAN / WAN | Yes | |
| Power Supply Unit / Adapter | 550 watts | |
| Redundant Power Supply | Yes | |
| AC Input Power Voltage | 100V to 240V AC | |
| Power Frequency | 50/60 Hz, Single Phase | |
| Power Consumption | 164.74 watts (Access) | |
| British Thermal Unit | 561.76 BTU/hr (Access) | |
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Temperature
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Operating Temperature | 0°C to 35°C (32°F to 95°F) |
| Storage Temperature | -20°C to 60°C (-5°F to 140°F) | |
| Operating Humidity | 8% to 80% RH | |
| Storage Humidity | 5% to 95% RH | |
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Certification
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Warranty
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5 Years | |
| Notes | The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) | |
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Environment
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RoHS Compliant | |
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Packaging Content
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Optional Accessories
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| Notes | For multi-module memory configurations, all modules must be identical and share the same model number. Check the Product Manual of your Synology product for recommended memory configurations. | |
Notes:
- Model specifications are subject to change without prior notice.
- The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time.
- The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations.
- If usage requirements exceed the specifications above, please contact our regional partners for professional advice.
FlashStation FS6420
High-performance all-flash storage for demanding, high-throughput workloads.















