1U CloudDC with 8 hot-swap 2.5" SATA/SAS (2 NVMe hybrid) bays and 2 PCIe 5.0 x16 slots + 2 PCIe 5.0 x16 AIOM slots.
Key configuration for the SYS-121C-TN2R. Full manufacturer specifications are on the official Supermicro datasheet (linked under Resources).
| CPU Sockets | 2 |
|---|---|
| CPU | 5th/4th Gen Intel® Xeon® Scalable |
| Core Count | Up to 36C/72T; 82.5MB cache |
| DIMM Slots | 16 DIMM slots |
|---|---|
| Max Memory | Up to 4TB DDR5-5600 ECC RDIMM |
| Supported | Up to 2 single-width GPUs — NVIDIA A2, L4; Intel Flex 140 |
|---|
| Configuration | 8 default |
|---|---|
| Drive type | 2.5" SATA/SAS (2 NVMe hybrid) |
| Slots | 2 PCIe 5.0 x16 + 2 AIOM |
|---|
| On-board / AIOM | Dual AIOM (OCP NIC 3.0) |
|---|
| Type | Air |
|---|
| PSU | 2× 860W Redundant Titanium |
|---|
| Form factor | 1U |
|---|---|
| Motherboard | Super X13DDW-A |
| Chassis | CSE-LB13TS-R0AWNP2 |
| Software | SuperCloud Composer®, Supermicro Server Manager (SSM), Update Manager (SUM), SuperDoctor® 5, IPMI 2.0 / Redfish |
|---|
Official Supermicro firmware, drivers, manuals, and certification resources for the SYS-121C-TN2R. Semifly does not host these files — each link opens Supermicro’s official page so you always get the latest version.
Latest system BIOS. Flash only if you have a BIOS-related issue.
Latest BMC firmware for out-of-band management.
Select your OS and device type on Supermicro's download center.
Official user's manual (HTML / PDF).
Official one-page datasheet for the SYS-121C-TN2R.
Certified operating systems and compatibility matrix.
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