HIGHLIGHTS: MSI B550-A Pro ATX Gaming Motherboard
CPU Socket – AM4
Chipset – AMD B550 Chipset
Form Factor – ATX
Memory Type – DDR4
Memory Capacity – 128GB
TECHNICAL SPECIFICATIONS
| Â CPU | Â Supports AMD Ryzen 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G) and AMD Ryzen 4000 G-Series desktop processors |
| Â Socket | Â AM4 |
| Â Chipset | Â AMD B550 Chipset |
| Â Form Factor | Â ATX |
| Â Memory | Â 4x DDR4 memory slots, support up to 128GB 1 Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200 MHz by JEDEC Supports DDR4 2667/ 2800 /2933 /3000 /3066 /3200 /3466 /3600/ 3733 /3866 /4000 /4133 /4266 /4400+ MHz by A-XMP OC MODE 1DPC 1R Max speed 4800 MHz 1DPC 2R max speed 3866 MHZ 2DPC 1R max speed 4000 MHZ 2DPC 2R max speed 3600 MHZ Dual-channel memory architecture Supports non-ECC UDIMM memory Supports ECC UDIMM memory (non-ECC mode) Supports un-buffered memory |
| Â DIMM Slots | Â 4 |
| Â LAN | Â 1x Realtek 8111H Gigabit LAN controller |
| Â Expansion Slots | Â 1x PCIe 4.0/ 3.0 x16 slot (PCI_E1) 1 1x PCIe 3.0 x16 slot (PCI_E3), supports x4 speed 2 2x PCIe 3.0 x1 slots |
| Â Multi-GPU | Â Supports 2-Way AMD CrossFire Technology |
|  Onboard Graphics |  1x HDMI 2.1 port, supports a maximum resolution of 4096×2160 @60Hz 1 2 Support HDCP 1.4 & 2.3 1x DisplayPort supports a maximum resolution of 4096×2160 @60Hz 1 Maximum shared memory of 16 GB |
|  Storage |  AMD B550 Chipset 6x SATA 6Gb/s ports 2x M.2 slots (Key M) M2_1 slot (from AMD Processor) Supports PCIe 4.0/ 3.0 x4 1 Supports SATA 6Gb/s Supports 2242/ 2260/ 2280/ 22110 storage devices M2_2 slot (from AMD B550 chipset) Supports PCIe 3.0×4 Supports 2242/ 2260/ 2280 storage devices |
| Â RAID | Â Supports RAID 0, RAID 1, and RAID 10 for SATA storage devices Supports RAID 0 and RAID 1 for M.2 NVMe storage devices |
| Â USB | Â AMD B550 Chipset 3x USB 3.2 Gen 1 5Gbps ports (1 Type-C internal connector and 2 ports are available through the internal USB 3.2 Gen 1 5Gbps connector) 8x USB 2.0 ports (4 Type-A ports on the back panel, 4 ports through the internal USB 2.0 connectors) AMD Processor 2x USB 3.2 Gen 2 10Gbps ports (1 Type-C port and 1 Type-A port on the back panel) 2x USB 3.2 Gen 1 5Gbps Type-A ports on the back panel |
| Â Audio | Â Realtek ALC892/ALC897 Codec 7.1-Channel High Definition Audio |
| Â Internal Connectors | Â 1x 24-pin ATX main power connector 1x 8-pin ATX 12V power connector 6x SATA 6Gb/s connectors 2x M.2 slots (M-Key) 1x USB 3.2 Gen 1 5Gbps Type-C port 1x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports) 2x USB 2.0 connectors (supports additional 4 USB 2.0 ports) 1x 4-pin CPU fan connector 1x 4-pin water-pump fan connector 6x 4-pin system fan connectors 1x Front panel audio connector 2x System panel connectors 1x Chassis Intrusion connector 1x 4-pin RGB LED connector 2x 3-pin RAINBOW LED connectors 1xTPM module connector 1x Clear CMOS jumper |
| Â Back Panel Ports | Â Keyboard / Mouse DisplayPort LAN HD Audio Connectors Flash BIOS Button USB 2.0 HDMI USB 2.0 USB 3.2 Gen 1 5Gbps Type-A USB 3.2 Gen 2 10Gbps Type-A+C |
| Â Mounting | Â 9 mounting holes |
| Â DIRECTX | Â 12 |
| Â Crossfire | Â Yes |
| Â OS | Â Support for Windows 10 64-bit |
| Â Dimensions | Â 12 inch x 9.6 inch (30.5 cm x 24.4 cm) |
Specification: MSI B550-A Pro ATX Gaming Motherboard
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