The ASRock Rack B650D4U-2L2T/BCM is a Micro ATX server motherboard for AMD Ryzen 7000 Series processors. It uses the AM5 socket and the AMD B650E chipset, and supports processors up to 170W TDP.
It has four DDR5 DIMM slots that take ECC or non-ECC memory, for up to 128GB. Storage comes from four SATA3 6Gb/s connectors and one PCI-E 5.0 x4 M.2 slot. Networking includes two Broadcom 10G ports, two Intel GbE ports and a dedicated management LAN port.
An ASPEED AST2600 handles video. The HDMI and DisplayPort outputs work only with a CPU that has integrated graphics.
- Part number
- B650D4U-2L2T/BCM
- CPU support
- AMD Ryzen 7000 Series, Socket AM5, up to 170W TDP
- Chipset
- AMD B650E
- Memory
- 4 x DDR5 DIMM slots, ECC/non-ECC, up to 128GB
- Memory speed
- 5200 MHz (1DPC), 3600 MHz (2DPC)
- Video
- ASPEED AST2600; HDMI and DisplayPort require a CPU with integrated graphics
- Storage
- 4 x SATA3 6Gb/s, 1 x M.2 2280/2242 (PCI-E 5.0 x4, M Key)
- LAN
- 2 x Broadcom BCM57416 10G, 2 x Intel I210 GbE, 1 x Realtek RTL8211F management LAN
- Expansion slots
- 1 x PCI-E 5.0 x16, 1 x PCI-E 5.0 x4, 1 x PCI-E 4.0 x1
- Power connectors
- 1 x 24-pin ATX, 2 x 12V 8-pin ATX for CPU
- Rear I/O
- 1 x Serial COM, 1 x VGA, 2 x RJ45 GbE LAN, 2 x RJ45 10G LAN, 1 x RJ45 management LAN, 4 x USB 3.2 (Gen1), 1 x HDMI, 1 x DisplayPort, 1 x UID button
- Onboard headers
- 1 x 18-pin auxiliary panel (chassis intrusion, system fault LED, HDD), 1 x 9-pin system panel (power switch, reset switch, power LED, HDD LED), 1 x VGA, 1 x speaker, 1 x buzzer, 7 x 6-pin fan, 1 x TPM
- OS support
- Windows 11, Windows 10, Ubuntu 22.04.1
- Form factor
- Micro ATX, 9.6" x 9.6"
- Operating temp
- 10°C to 35°C (50°F to 95°F)
- Non-operating temp
- -40°C to 70°C (-40°F to 158°F)
- Non-operating humidity
- 20% to 90% (non-condensing)
- Warranty
- 1-year manufacturer's limited warranty