Asrock 1U4LW-B650/2L2T server barebone

Processor
Motherboard chipset: AMD B650
Processor socket: Socket AM5
Number of processors supported: 1
Memory
Number of DIMM slots: 4
Supported memory types: DDR5-SDRAM
Memory voltage: 1.1 V
Feature: ECC
Feature: Non-ECC
Storage
Number of storage drives supported: 4
Feature: Hot-swap HDD bays
Number of 3.5″ bays: 4
Storage drive sizes supported: 3.5″
Graphics
On-board graphics card model: Aspeed AST2600
Network
Feature: Ethernet LAN
Ethernet interface type: 10 Gigabit Ethernet
LAN controller: Intel I210
Ports & interfaces
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 6
Ethernet LAN (RJ-45) ports: 4
Feature: IPMI LAN (RJ-45) port
HDMI ports quantity: 1
DisplayPorts quantity: 1
VGA (D-Sub) ports quantity: 1
Serial ports quantity: 1
Features
PC health monitoring: Fan, Temperature, Voltage
BIOS
BIOS type: EFI AMI
ACPI version: 6.4
System Management BIOS (SMBIOS) version: 3.5
Feature: Plug and Play
Design
Chassis type: Rack (1U)
LED indicators: Yes
Feature: On/off switch
Feature: Reset button
Number of fans: 5 fan(s)
Power
Power supply: 400 W
80 PLUS certification: 80 PLUS Gold
Operational conditions
Operating temperature (T-T): 10 – 35 °C
Storage temperature (T-T): -40 – 70 °C
Operating relative humidity (H-H): 20 – 90%
Weight & dimensions
Width: 533.4 mm
Depth: 438 mm
Height: 44.4 mm