ASRock Server Motherboard B550D4U-2T B550 AM4 S1331 32GB Micro-ATX Retail
- SKU: 258326
- Vendor: ASRock
- MPN: B550D4U-2T
- UPC: NO
- EAN: 4710483935534
Micro-ATX (9.6" x 9.6")
Support AMD Ryzen 5000 Series Desktop Processors
4 DIMM slots (2DPC), supports DDR4 ECC/non-ECC UDIMM
1 PCIe4.0 x16, 1 PCIe4.0 x4
1 M.2 (PCIe3.0 x4 or SATA 6Gb/s)
6 SATA 6Gb/s
2 RJ45 (10GbE) by Intel X710-AT2
Remote management (IPMI)
Physical Status
Form Factor
Micro-ATX
Processor System
CPU
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
Socket
Single Socket AM4 (PGA1331)
Chipset
AMD B550
System Memory
Supported DIMM Quantity
4 DIMM slots (2DPC)
Supported Type
Supports DDR4 288-pin ECC/non-ECC UDIMM
For AMD Ryzen Desktop Processors with Radeon Graphics, ECC support is only with Processors with PRO technologies.
Max. Capacity per DIMM
ECC/non-ECC UDIMM: up to 32GB
Max. DIMM Frequency
up to 3200 MHz
AMD Ryzen 3000 G-Series Desktop Processors with Radeon Graphics support up to 2666 MHz
Voltage
1.2V
PCIe Expansion Slots (SLOT7 close to CPU)
PCIe x 16
SLOT6: Latch PCIe4.0 x16 CPU
Supports PCIe3.0 when using AMD Ryzen 5000, 4000 G-Series Desktop Processors with Radeon Graphics
PCIe x 4
SLOT4: PCIe4.0 x4 CPU Supports PCIe3.0 when using AMD Ryzen 5000, 4000 G-Series Desktop Processors with Radeon Graphics
Other PCIe Expansion Connectors
M.2 slot
1 M-key (PCIe3.0 x4 or SATA 6Gb/s), supports 22110/2280/2260/2242 form factor FCH
SATA/SAS Storage
PCH Built-in Storage
AMD B550 (4 SATA 6Gb/s RAID 0/1/10):
3 SATA 7-pin, 1 SATA DOM
Additional SATA Controller
ASM 1061 (2 SATA 6Gb/s):
2 SATA 7-pin
Ethernet
Additional GbE Controller
1 Intel X710-AT2: 2 RJ45 (10GbE)
Graphics
Controller
ASPEED AST2500:
1 DB15, 1 (15-pin) header
AMD Ryzen Desktop Processors with Radeon Graphics:
1 HDMI
Rear I/O
UID Button/LED
1 UID button w/ LED
VGA Port
1 DB15, 1 HDMI
Serial Port
1 DB9
USB 3.2 Gen1 Port
2 Type-A (USB3.2 Gen1)
RJ45
2 RJ45 (10GbE)
1 dedicated IPMI
Internal Connector/Headers
Power Connector
1 (24-pin, ATX main power), 1 (8-pin, ATX 12V)
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
VGA header
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
PMBus header
1
IPMB Header
1
Clear CMOS
1 (contact pads)
USB 3.2 (Gen1) Header
1 (19-pin, 2 USB3.2 Gen1)
LED Indicators
Standby PWR LED 5vsb
1
80 Debug Port LED
1
Fan Fail LED
6
BMC heartbeat LED
1
System BIOS
BIOS Type
AMI UEFI BIOS 256 Mb (32MB) SPI Flash ROM
BIOS Features
Plug and Play, ACPI 5.1 compliance wake up events, SMBIOS 2.3
Hardware Monitor
Temperature
CPU, DDR, MB, Card Side, FCH
Fan
Fan Tachometer
Multi-Speed Control
CPU Quiet Fan (Allow Chassis Fan Speed Auto-Adjust by CPU Temperature)
Voltage
3VSB, 5VSB, VCPU, VSOC, VCCM, APU VDDP, 1.05V_PROM_S5, 2.5V_PROM, 1.05V_PROM_RUN, BAT, 3V, 5V, 12V
Supported OS
OS
Microsoft Windows:
- Windows 10 (64 bit)
- Windows 11 (64 bit)
Linux:
- RedHat Enterprise Linux Server 8.5 (64bit) / 7.9 (64bit)
- CentOs 8.5 ( 64 bit) / 7.9 (64bit)
- SUSE SLES 15.2(64 bit)
- UBuntu 21.10 (64 bit) / 21.04 (64 bit)
Hypervisor:
- VMWare ESXi 6.7.0 U3
On the Windows system, Raid mode supports UEFI Boot only.
The Linux system doesnt support Raid Mode.
Environment
Temperature
Operation temperature: 10oC - 35oC / Non operation temperature: -40oC - 70oC
Humidity
Non operation humidity: 20% - 90% ( Non condensing)
Item Dimension (L"xW"xH")
25 x 16 x 13
Weight
38 lbs
Warranty Information
36 Months
