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AsRock Rack B550D4U Micro-ATX Server Motherboard AMD AM4 (PGA1331) Ryzen 5000 Series Processors Dual 1G RJ45

  • Micro-ATX (9.6" x 9.6")
  • Support AMD Ryzen 5000 Series Desktop Processors
  • Support 4 x DIMM slots (2DPC), supports DDR4 ECC/non-ECC UDIMM
  • Support 1 x PCIe4.0 x16 + 1 x PCIe4.0 x4
  • Support 1 x M.2 (PCIe3.0 x4 or SATA 6Gb/s) + 1 x M.2 (PCIe3.0 x2)
  • Support 6 x SATA 6Gb/s
  • Support 2 x RJ45 (1GbE) by Intel i210 + 1 x dedicated IPMI
Specs
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Learn more about the ASRock Rack B550D4U

Model
Brand AsRock Rack
Model B550D4U
Supported CPU
CPU Socket Type Socket AM4
CPU Type Supports:
AMD Ryzen 5000 and 4000 G-Series Desktop Processors with Radeon Graphics
AMD Ryzen 5000 and 3000 Series Desktop Processors
AMD Ryzen PRO 5000, 4000 and 3000* Series Desktop Processors
* Not compatible with AMD Ryzen PRO 3000 Series Desktop Processors with Radeon Graphics
Chipsets
North Bridge AMD B550
Memory
Number of DDR4 Slots 4 x 288-pin
DDR4 Standard Up to 3200 MHz*
* AMD Ryzen 3000 G-Series Desktop Processors with Radeon Graphics support up to 2666 MHz
Expansion Slots
PCI Express 4.0 x16 SLOT6: Latch PCIe4.0* x16 [CPU]
*Supports PCIe3.0 when using AMD Ryzen 5000, 4000 G-Series Desktop Processors with Radeon Graphics
PCI Express x4 SLOT4: PCIe4.0* x4 [CPU]
*Supports PCIe3.0 when using AMD Ryzen 5000, 4000 G-Series Desktop Processors with Radeon Graphics
Storage Devices
SATA 4 x SATA 6.0Gb/s
SATA RAID 0/1/10
M.2 1 M-key (PCIe3.0 x4 or SATA 6Gb/s), supports 22110/2280/2260/2242 form factor [FCH]
1 M-key (PCIe3.0 x2), supports 22110/2280/2260/2242 form factor [FCH]
Onboard Video
Onboard Video Chipset Aspeed AST2500
Onboard LAN
LAN Chipset Intel I210
LAN Speed 10/100/1000Mbps
Rear Panel Ports
Back I/O Ports UID Button/LED: 1 UID button w/ LED
VGA Port: 1 DB15
Serial Port: 1 DB9
USB 3.2 Gen2 Port: 2 Type-A (USB3.2 Gen2)
RJ45: 2 RJ45 (1GbE), 1 dedicated IPMI
HDMI: 1
Onboard Ports
Other Connectors Auxiliary Panel Header: 1 (19-pin): chassis intrusion, system fault LED, LAN activity LED
System Panel: 1 (9-pin): power switch, reset switch, system power LED, HDD activity LED
Video output: 1
Speaker Header: 1 (4-pin)
Buzzer: 1
Fan Header: 4 (6-pin), 2 (4-pin)
Thermal Sensor Header: 1
TPM Header: 1 (17-pin, LPC), 1 (13-pin, SPI)
SMBus header: 1
PMB header: 1
IPMB Header: 1
Clear CMOS: 1 (contact pads)
USB 3.2 (Gen1) Header: 1 (19-pin, 2 USB3.2 Gen1)
Power Connector: 1 (24-pin, ATX main power), 1 (8-pin, ATX 12V)
Dimensions
Form Factor Micro ATX
Dimensions (W x L) 9.6" x 9.6"
Additional Information
First Listed on Newegg March 09, 2022

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Limited Warranty period (parts): 3 years
  • Limited Warranty period (labor): 3 years
  • Read full details

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