Asrock 1U4LW-B650 / 2L2T RPSU server barebone

Asrock 1U4LW-B650/2L2T RPSU. Motherboard chipset: AMD B650, Processor socket: Socket AM5, Processor manufacturer: AMD. Supported memory types: DDR5-SDRAM, Buffered memory type: Unregistered (unbuffered), Maximum UDIMM memory: 32 GB. Storage drive sizes supported: 3.5". BIOS type: UEFI AMI, BIOS memory size: 256 Mbit. Chassis type: Rack (1U), Number of fans: 40 fan(s)

Processor

Motherboard chipset: AMD B650
Processor socket: Socket AM5
Processor manufacturer: AMD
Number of processors supported: 1

Memory

Number of DIMM slots: 4
Supported memory types: DDR5-SDRAM
Buffered memory type: Unregistered (unbuffered)
Maximum UDIMM memory: 32 GB
Supported UDIMM clock speeds: 5200 MHz
Memory form factor: 288-pin DIMM
Memory voltage: 1.1 V

Storage

Number of storage drives supported: 4
Feature: Hot-swap HDD bays
Number of 3.5" bays: 4
Storage drive sizes supported: 3.5"

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 4
Ethernet LAN (RJ-45) ports: 4
Feature: IPMI LAN (RJ-45) port
VGA (D-Sub) ports quantity: 1
COM ports quantity: 1

Expansion slots

PCI Express x16 (Gen 4.x) slots: 1

BIOS

BIOS type: UEFI AMI
BIOS memory size: 256 Mbit
ACPI version: 6.4
System Management BIOS (SMBIOS) version: 3.5
Feature: Plug and Play

Design

Chassis type: Rack (1U)
Number of fans: 40 fan(s)
Feature: Hot-swap fan module

Power

Power supply: 450 W
Number of main power supplies: 1
Feature: Redundant power supply (RPS) support
Number of redundant power supplies supported: 1
AC input voltage: 100 - 240 V
AC input frequency: 50 - 60 Hz

Operational conditions

Operating temperature (T-T): 10 - 35 °C
Storage temperature (T-T): -40 - 70 °C
Storage relative humidity (H-H): 20 - 90%

Weight & dimensions

Width: 438 mm
Depth: 533.4 mm
Height: 44.4 mm