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| Brand | AsRock Rack |
|---|---|
| Model | B550D4-4L |
| 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 |
| Number of DDR4 Slots | 4 x 288-pin |
|---|---|
| DDR4 Standard | DDR4 3200 |
| ECC Supported | Yes |
| PCI Express 4.0 x16 | SLOT6: PCIe x16 (PCIe4.0 x16) [CPU] |
|---|---|
| PCI Express x8 | SLOT4: PCIe x8 (PCIe4.0 x4) [CPU] |
| SATA | 6 x SATA 6.0Gb/s |
|---|---|
| SATA RAID | 0/1/10 |
| M.2 | 1 M-key (PCIe3.0 x4 or SATA 6Gb/s); support 22110/2280/2242 form factor [FCH] |
| Onboard Video Chipset | Aspeed AST2500 |
|---|
| LAN Chipset | 4 Intel i210: 4 RJ45 (1GbE) |
|---|---|
| Max LAN Speed | 1Gbps |
| Back I/O Ports | HDMI: 1 VGA Port: 1 DB15 USB 3.2 Gen1 Port: 2 Type-A (USB3.2 Gen1) USB 3.2 Gen2 Port: 2 Type-A (USB3.2 Gen2) Lan Port: 4 RJ45 (1GbE) Dedicate LAN: 1 dedicated IPMI Serial Port: 1 DB9 UID Button/UID LED: 1 UID button, 1 UID LED |
|---|
| Other Connectors | COM Header: 1 Front Lan LED Connector: 1 for LAN3/LAN4 Auxiliary Panel Header: 1 (18-pin): chassis intrusion, system fault LED, LAN1/LAN2 activity LED, locate, SMBus TPM Header: 1 (17-pin, LPC), 1 (13-pin, SPI) Thermal Sensor Header: 1 IPMB Header: 1 VGA Header: 1 PMBus CONN: 1 Buzzer: 1 Fan Header: 6 (6-pin) USB 3.2 (Gen1) Header: 1 (19-pin, 2 USB3.2 Gen1) USB 2.0 Header: 1 (9-pin, 2 USB2.0) Type A USB 3.2 (Gen1) Port: 1 (Type-A, 1 USB3.2 Gen1) System Panel: 1 (9-pin): power switch, reset switch, system power LED, HDD activity LED Speaker Header: 1 BMC_SMB Header: 1 Power Connector: 1 (24-pin, ATX main power), 1 (8-pin, ATX 12V), 1 (4-pin, ATX 12V) Clear CMOS: 1 (contact pads) |
|---|
| Form Factor | ATX |
|---|---|
| Dimensions (W x L) | 12.0" x 9.6" |
| First Listed on Newegg | January 19, 2022 |
|---|