Asrock

ASRock 1U4LW-B650/2L2T Barebone System - 1U Rack-mountable - Socket AM5 - 1 x Processor Support (272227)

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SKU:
20062095
MPN:
272227
Availability:
Usually ships the same or next business day. In stock at our CA warehouse.
Shipping:
Calculated at Checkout
Stock Update:
11/09/2026 10:25:47 PM PST
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$1,191.44
Stock Update:
11/09/2026 10:25:47 PM PST
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Description

This item is brand-new, factory sealed.

1U4LW-B650/2L2T

1U Rackmount with 1, 80-PLUS Gold, 400W PSU

Single Socket AM5 (LGA 1718), supports AMD Ryzen 7000 series processors

4 DIMM slots (2DPC), supports DDR5 ECC/non-ECC UDIMM

4 hot-swap 3.5" SATA drive bays

1 FH PCIe4.0 x16

Supports 1 M.2 (PCIe5.0 x4)

2 RJ45 (10GbE) by Broadcom BCM57416

2 RJ45 (1GbE) by Intel i210

1 HDMI, 1 DisplayPort

Remote Management (IPMI) System
Form Factor
1U Rackmount
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 40x28 mm fans Processor System
CPU
Supports AMD Ryzen 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
32GB
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 Environment
Temperature
Operation temperature: 10oC - 35oC / Non operation temperature: -40oC - 70oC
Humidity
Non operation humidity: 20% - 90% ( Non condensing)Note:
The specification is subject to change without notice in advance. The brand and product names are trademarks of their respective companies. Any configuration other than original product specification is not guaranteed.Item Dimension (L inchxW inchxH inch)
36 x 26 x 10

Weight
60 lbs

Warranty Information
3 Years

Specs

Controllers
Controller TypeSerial ATA
Power Description
Maximum Power Supply Wattage400 W
Number of Power Supplies Installed1
Processor
Processor Supported
Processor SocketSocket AM5
64-bit ProcessingYes
Number of Processors Supported1
Chipset
Chipset ManufacturerAMD
Chipset ModelB650
Physical Characteristics
Form FactorRack-mountable
Height1.7"
Width19"
Rack Height1U
Depth21"
Warranty
Limited Warranty1 Year
I/O Expansions
Total Number of Expansion Slots1
Number of PCI Express x16 Slots1
Number of Total Expansion Bays4
Number of 3.5" Bays4
Memory
Memory TechnologyDDR5 SDRAM
Maximum Memory Supported32 GB
Total Number of Memory Slots4
Memory StandardDDR5-5200/PC5-41600
General Information
Brand NameASRock
Manufacturer Website Addresshttp://www.asrock.com
Product TypeBarebone System
Product Name1U4LW-B650/2L2T Barebone System
ManufacturerASRock, Inc
Manufacturer Part Number1U4LW-B650/2L2T
Product Model1U4LW-B650/2L2T
Storage
Supported Storage Drive InterfacesSerial ATA
Interfaces/Ports
Number of VGA Ports1
Total Number of USB Ports6
Number of USB 3.2 Gen 1 Ports6
HDMI (Rear)Yes
Network & Communication
Ethernet Technology

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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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ASRock 1U4LW-B650/2L2T Barebone System - 1U Rack-mountable - Socket AM5 - 1 x Processor Support (272227)
$1,191.44