Technical specifications
ASRock 4U2G-W790 — Full Technical Specifications
Official datasheet
Original spec sheet © Vendor. Hosted by hardwaresys for buyer reference. Specifications subject to vendor’s published documentation.
Full Specifications
| Form Factor | 4U Rackmount |
| Dimensions | 596 x 430.4 x 174.8 mm (23.5'' x 16.9'' x 6.9'') |
| Support Motherboard | W790D8UD-1L1N2T/BCM |
| Buttons | Power w/ LED, ID w/ LED, System Reset, NMI |
| LEDs | LAN Activity, HDD Activity, System Event |
| I/O Ports | 2 Type-A (USB3.2 Gen1) |
| Internal Side | 4 fixed SATA drive bays; 1 M-key (PCIe4.0 x4), supports 2280 form factor [PCH] |
| Type | 1 ATX PSU |
| Output Watts | 1100W, 1300W @ 100-240Vac input / 1500W, 1650W @ 115-240Vac input / 2000W @ 200-240Vac input |
| Efficiency | 80-PLUS Gold |
| AC Input | AC 100-240V/15-6A; AC 115-240V/15-8A ; AC 200-240V/12A, 50-60Hz |
| Fan | 4 PWM fixed 80x38 mm fans |
| CPU | Supports Intel® Xeon® W-2500/2400 and W-3500/3400 series processors |
| Socket | Single Socket E (LGA 4677) |
| Chipset | Intel® W790 |
| Supported DIMM Quantity | 8 DIMM slots (2DPC) |
| Supported Type | Supports DDR5 288-pin RDIMM, RDIMM-3DS |
| Max. Capacity per DIMM | RDIMM: 64GB; RDIMM-3DS: 2H- 128 GB/ 4H- 256 GB |
| Max. DIMM Frequency | 4400MT/s (2DPC) / 4800MT/s (1DPC) |
| Voltage | 1.1V |
| PCIe x 16 | SLOT7: PCIe5.0 x16 [CPU]; SLOT6: PCIe5.0 x16 [CPU]; SLOT5: PCIe5.0 x16 [CPU]; SLOT4: PCIe5.0 x16 [CPU] |
| Additional Ethernet Controller | 2 RJ45 (10GbE) by Broadcom BCM57416; 1 RJ45 (2.5GbE) by Intel® i226; 1 RJ45 (1GbE) by Intel® i210 |
| BMC Controller | ASPEED AST2600: iKVM, vMedia support |
| Dedicated IPMI LAN | 1 RJ45 Dedicated IPMI LAN port by Realtek RTL8211F |
| Controller | ASPEED AST2600:; 1 DB15 (VGA) |
| UID Button/LED | 1 UID button w/ LED |
| Video Port | 1 DB15 (VGA) |
| Serial Port | 1 DB9 (COM) |
| USB 3.2 Gen1 Port | 2 Type-A (USB3.2 Gen1) |
| RJ45 | 2 RJ45(10GbE), 1 RJ45(2.5GbE), 1 RJ45(1GbE), 1 dedicated IPMI |
| BIOS Type | AMI 256Mb SPI Flash ROM |
| BIOS Features | Plug and Play, ACPI 5.0 and above compliance wake up events, SMBIOS 2.3 and above, ASRock Rack Instant Flash |
| Temperature | CPU, MB, Card side, TR1 Temperature sensing |
| Fan | Fan Tachometer; CPU Quiet Fan (Allow Chassis Fan Speed Auto-Adjust by CPU Temperature); Fan Multi-Speed Control |
| Voltage | CPU1_PVCCIN, 1.05V_PCH, 1.8V_PCH, +BAT, PVNN_PCH, 3.3V, 5V, 12V, 3.3VSB, 5VSB, +12V, +12VSB |
| Temperature | Operating temperature: 10°C ~ 35°C / Non-operating temperature: -40°C ~ 70°C |
| Humidity | Non-operating humidity: 20% ~ 90% (non-condensing) |
Looking to buy this configuration?
We source this chassis OEM-new or refurbished, QC-inspected and shipped door-to-door. Quote-only pricing.