Specification | Details |
CPU Model | Intel Xeon D-1526 |
CPU Quantity | 1 |
CPU Cores | 6 |
CPU Threads | 12 |
CPU Architecture | 64-bit |
CPU Frequency | 2.9 (base) / 3.5 (turbo) GHz |
Hardware Encryption Engine | Yes |
System Memory | 16 GB DDR4 ECC RDIMM |
Total Memory Slots | 4 |
Maximum Memory Capacity | 64 GB (16 GB x 4) |
Memory Notes | Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion. |
Drive Bays | 4 |
Maximum Drive Bays with Expansion Unit | 16 (RX1225RP x 1) |
M.2 Drive Slots | 2 (NVMe) |
Drive Types | 3.5" SATA HDD; 2.5" SATA SSD; M.2 2280 NVMe SSD |
Hot Swappable Drive | Yes (M.2 SSD slots not supported) |
Storage Notes | Compatible drives are mandatory. Consult compatibility list before purchasing. |
RJ-45 1GbE LAN Port | 1 |
RJ-45 10GbE LAN Port | 2 |
Out-of-Band Management LAN Port | 1 |
USB 3.2 Gen 1 Port | 2 |
Expansion Port | 1 |
Expansion Port Type | Mini-SAS HD |
PCIe Expansion | 1 x Gen4 x8 slot (x8 link) |
Form Factor | 1U |
Dimensions | 44 mm x 481.9 mm x 668.5 mm |
Weight | 9.5 kg |
Rack Installation Support | 4-post 19" rack (Synology Rail Kit - RKS-04) |
Rack Notes | Rail kit sold separately |
System Fan | 40 mm x 40 mm x 28 mm x 4 pcs |
AC Input Power Voltage | 100V to 240V AC |
Power Frequency | 50/60 Hz, Single Phase |
Operating Temperature | 5°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 |
Maximum Operating Altitude | 5,000 m |
Maximum Single Volume Size | 1 PB (64 GB RAM, RAID 6); 200 TB (32 GB RAM); 108 TB |
Maximum Internal Volume Number | 32 |
SSD Read/Write Cache | Yes |
Supported RAID Types | RAID F1; Basic; JBOD; RAID 0; RAID 1; RAID 5; RAID 6; RAID 10 |
RAID Notes | Volumes over 108 TB require 32 GB RAM or more. Actual usable capacity varies. |
Internal Drives File System | Btrfs |
External Drives File System | Btrfs; ext4; ext3; FAT32; NTFS; HFS+; exFAT |
File Protocols | SMB; AFP; NFS; FTP; WebDAV; Rsync |
Maximum SMB Connections | 1,900 |
Windows ACL Integration | Yes |
NFS Kerberos Authentication | Yes |
Maximum Local User Accounts | 2,048 |
Maximum Local Groups | 512 |
Maximum Shared Folders | 512 |
Maximum Shared Folder Sync Tasks | 12 |
VMware vSphere Support | ESXi 6.5 → ESXi 8.0 U2 |
Microsoft Hyper-V Support | Windows Server 2022 |
Citrix XenServer Support | XenServer 8; Hypervisor 8.2 LTSR CU1 |
OpenStack Support | Cinder |
Security Features | Firewall; encryption shared folder; SMB encryption; FTP over SSL/TLS; SFTP; rsync over SSH; login auto block; Let's Encrypt; HTTPS (customizable cipher suite) |
