ASRock Rack 1U4LW-B650/2L2T

Form Factor 1U Rackmount
Dimensions 534.35 x 430 x 43.3 mm (21” x 16.9” x 1.7”)
Support MB B650D4U-2L2T/BCM
Front Panel
Buttons Power w/ LED, UID w/LED, System reset
LEDs LANs, HDD activity, System health
I/O Ports 2 Type-A (USB3.2 Gen1)
External Drive Bay / Storage
Front Side Drive Bay 4 Hot-swap 3.5″ SATA drive bays
Internal Side 1 M-key (PCIe5.0 x4), supports 2280/2242 form factor [CPU]
Power Supply
Type Single PSU
Output Watts 400W
Efficiency 80-PLUS Gold
System Fan
Fan 5 PWM Hot-swap 40×28 mm fans
Processor System
CPU Supports AMD EPYC™ 4004 and AMD Ryzen™ 8000/7000 Series Processors
Socket Single Socket AM5 (LGA 1718)
Thermal Design Power Up to 170W *Based on Cinebench R23 tool to meet AMD criteria
Chipset AMD B650
System Memory
Supported DIMM Quantity 4 DIMM slots (2DPC)
Supported Type DDR5 288-pin ECC/non-ECC UDIMM
Max. Capacity per DIMM 48GB
Max. DIMM Frequency 5200 MHz (1DPC); 3600 MHz (2DPC)
Voltage 1.1V
PCIe Expansion Slots (SLOT7 close to CPU)
PCIe x 16 Rear: 1 FH PCIe4.0 x16 via RB1UX16_G4
Ethernet
Additional GbE Controller Broadcom BCM57416: 2 RJ45 (10GbE)
Intel® i210: 2 RJ45 (1GbE)
Server Management
BMC Controller ASPEED AST2600
IPMI Dedicated GLAN 1 Realtek RTL8211F for dedicated management GLAN
Graphics
Controller ASPEED AST2600:
1 DB15 (VGA), 1 (15-pin) header
AMD Processors with Graphics:
1 HDMI, 1 DisplayPort
Rear I/O
UID Button/LED 1 UID button w/ LED
VGA Port 1 DB15 (VGA), 1 DisplayPort, 1 HDMI
Serial Port 1 DB9 (COM)
USB 3.2 Gen1 Port 4 Type-A (USB3.2 Gen1)
RJ45 2 RJ45 (10GbE)
2 RJ45 (1GbE)
1 dedicated IPMI
System BIOS
BIOS Type AMI UEFI BIOS; 256Mb (32MB) SPI Flash ROM
BIOS Features Plug and Play, ACPI 6.4 compliance wake up events, SMBIOS 3.5
Hardware Monitor
Temperature CPU, DDR, MB, Card Side, Chipset, 10G LAN, M.2 slot
Fan Fan Tachometer, Multi-Speed Control, CPU Quiet Fan (Allow Chassis Fan Speed Auto-Adjust by CPU Temperature)
Voltage VOLT_3VSB, VOLT_5VSB, VOLT_P0_VCORE, VOLT_P0_VSOC, VOLT _VMEM, VOLT _VMISC, VOLT_1.8V_PT21, VOLT_VSUS10, VOLT_VDD10, VOLT_V10_PHY_DIG, VOLT_VDD_1P8, VOLT_MD_VDDO, VOLT_BAT, VOLT_3V, VOLT_5V, VOLT_12V
Supported OS
OS Microsoft® Windows:
– Windows® 10 (64 bit)
– Windows® 11 (64 bit)

Linux:
– RedHat Enterprise Linux Server 8.7 (64bit)
– CentOs 8.5 ( 64 bit)
– SUSE SLES 15.4(64 bit) / 15.2(64 bit)
– UBuntu 22.04.1 (64 bit) / 21.10 (64 bit) / 21.04 (64 bit)

Hypervisor:
– VMWare® ESXi 8.0 / 7.0 U3g
Environment
Temperature Operation temperature: 10°C ~ 35°C / Non operation temperature: -40°C ~ 70°C
Humidity Non operation humidity: 20% ~ 90% ( Non condensing)