- Supercharged Performance : Efficient handling of data-intensive applications with over 6,200/3,000 MB/s sequential read/write throughput
 - Petabyte-Scale Flexibility : Attach up to 7 additional Synology RX1222sas Expansion Units for up to 96 drive bays
 - Flexible Networking Options : Leverage built-in 10GbE RJ-45 ports or boost network bandwidth with optional 10/25/40GbE and Fibre Channel adapters
 - High Service Availability : Minimize downtime with Synology High Availability active-passive clustering and out-of-band (OOB) management
 
| CPU | Intel® Xeon® D-1541 8-core (16-thread) 2.1 GHz, burst up to 2.7 GHz | 
| Memory | 16 GB DDR4 ECC RDIMM (expandable up to 128 GB) | 
| Compatible Drive Types | 12 x 3.5" Synology SAS/SATA HDD, 2.5" Synology SATA SSD, or 2.5" SAS SSD | 
| Hot Swappable Drives | Yes | 
| Form Factor | Rackmount 2U | 
| 
External Ports | 
2 x USB 3.2 Gen 1 ports 1 x Expansion ports (Mini-SAS HD)  | 
| 
LAN Ports | 
1 x 1GbE RJ-45 (out-of-band management and data transfer) 4 x 1GbE RJ-45 (data transfer) 2 x 10GbE RJ-45  | 
| PCIe Expansion | 2 x 8 width slot, Gen 3.0 x8 lanes Supports network interface cards  | 
| 
Wake on LAN/WAN | 
Yes (only on 1GbE ports) | 
| 
Scheduled Power On / Off | 
Yes | 
| 
System Fans | 
4 x (80 x 80 x 32 mm) | 
| 
AC Input Power Voltage | 
100V ~ 240V AC | 
| 
Power Frequency | 
50/60 Hz, single phase | 
| 
Operating Environment | 
Temperature : 0°C to 35°C Relative humidity : 8% to 80% RH  | 
| 
Storage Environment | 
Temperature : -20°C to 60°C Relative humidity : 5% to 95% RH  | 
| 
Maximum Operating Altitude | 
5,000 m | 
| 
Dimensions (H x W x D) | 
88 x 430.5 x 692 mm 88 x 482 x 724 mm (with server handles)  | 
| Weight | 14.5 kg |