|  System | 
| Form Factor | 
1U Rackmount | 
| Dimensions | 
676.5 x 438 x 43.4 mm (26.6'' x 17.2'' x 1.7'') | 
| Support MB | 
GENOAD8UD-2T/X550 | 
|  Front Panel | 
| Buttons | 
Power button w/ LED, ID button w/ LED, System reset | 
| LEDs | 
HDD Activity, LAN 1/2, System Event | 
| I/O Ports | 
2 Type-A (USB3.2 Gen1) | 
|  External Drive Bay / Storage | 
| Front Side Drive Bay | 
4 hot-swap 2.5" NVMe (PCIe5.0 x4)/SATA drive bays 4 hot-swap 3.5" SATA drive bays | 
| Front Side Backplane | 
4-port NVMe/SATA/SAS* passive backplane, 4-port SATA passive backplane *SAS drive is only supported with additional RAID/HBA cards | 
| Internal Side | 
2 M-key (PCIe5.0 x4); support 2280/2260/2242/2230 form factor | 
|  Power Supply | 
| Type | 
1+1 Slim PSU | 
| Output Watts | 
750W | 
| Efficiency | 
80-PLUS Platinum | 
|  System Fan | 
| Fan | 
6 PWM Easy-swap 40x56 mm fans | 
|  Processor System | 
| CPU | 
Supports AMD EPYC™ 9004 (with AMD 3D V-Cache™ Technology) and 97x4 series processors | 
| Socket | 
Single Socket SP5 (LGA 6096) | 
| Thermal Design Power | 
Up to 300W | 
| Chipset | 
System on Chip | 
|  System Memory | 
| Supported DIMM Quantity | 
8 DIMM slots (1DPC) | 
| Supported Type | 
Supports DDR5 288-pin RDIMM, RDIMM-3DS | 
| Max. Capacity per DIMM | 
RDIMM: 64GB (2R) RDIMM-3DS: 512GB (2S8Rx4) | 
| Max. DIMM Frequency | 
4800 MHz | 
|  PCIe Expansion Slots (SLOT7 close to CPU) | 
| PCIe x 16 | 
Rear: 1 FHHL PCIe5.0 x16 via RB1UX16R_G5 | 
|  Ethernet | 
| Additional GbE Controller | 
Intel® X550-AT2: 2 RJ45 (10GbE) | 
|  Server Management | 
| BMC Controller | 
ASPEED AST2600 | 
| IPMI Dedicated GLAN | 
1 Realtek RTL8211F for dedicated management GLAN | 
|  Graphics | 
| Controller | 
ASPEED AST2600 | 
| VRAM | 
DDR4 512MB | 
|  Rear I/O | 
| UID Button/LED | 
1 UID button w/ LED | 
| VGA Port | 
1 DB15 (VGA) | 
| USB 3.2 Gen1 Port | 
2 Type-A (USB3.2 Gen1) | 
| RJ45 | 
2 RJ45 (10GbE) 1 dedicated IPMI | 
|  System BIOS | 
| BIOS Type | 
AMI UEFI BIOS; 256 Mb (32MB) SPI Flash ROM | 
| BIOS Features | 
ASRock Rack Instant Flash, ACPI 6.4 and above compliance wake up events, SMBIOS 3.5.0 and above, Plug and Play(PnP) | 
|  Hardware Monitor | 
| Temperature | 
CPU, MB, TR1 Temperature sensing | 
| Fan | 
CPU/Rear/Front Fan Tachometer CPU Quiet Fan (Allow Chassis Fan Speed Auto-Adjust by CPU Temperature) CPU/Rear/Front Fan Multi-Speed Control | 
| Voltage | 
VCORE,VCCSA,VCCM,3V, 5V, 12V, +BAT, 3VSB, 5VSB,VCCIO,+2.5V_VPP | 
|  Environment | 
| Temperature | 
Operation temperature: 10°C ~ 35°C / Non operation temperature: -40°C ~ 70°C | 
| Humidity | 
Non operation humidity: 20% ~ 90% ( Non condensing) |