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Model: B550-A PRO (CEC)
Part Number: 601-7C56-140
Compatible Part Numbers: 7C56-140 7C56/140 MS-7C56
Chipset: AMD B550
Socket: AMD AM4
Compatible/Supported CPU: AMD Ryzen 3000, 4000G and 5000 Series desktop processors (not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G)
Max Supported Memory: 128GB
Number of Memory Slots: 4
Memory Type: DDR4 SDRAM
Speed: 2667MHz / 2800MHz / 2933MHz / 3000MHz / 3066MHz / 3200MHz / 3466MHz / 3600MHz / 3733MHz / 3866MHz / 4000MHz / 4133MHz / 4266MHz / 4400MHz / 4600+MHz OC
Storage Interface: SATA 6Gb/s
RAID Support: 0, 1, 10
Network/Communications: Realtek 8111H Gigabit LAN controller
Audio: Realtek ALC892/ALC897 Codec
Connectors: 1x 24-pin ATX main power connector, 1x 8-pin ATX 12V power connector, 1x USB 3.2 Gen 1 5Gbps Type-C port, 1x USB 3.2 Gen 1 5Gbps connector, 2x USB 2.0 connectors, 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, 1x TPM module connector, 1x Clear CMOS jumper
Input/Output Ports: 1x Keyboard / Mouse, 1x DisplayPort, 1x LAN port, 1x USB 3.2 Gen2, 6x Audio connector, 4x USB 2.0, 1x HDMI, 1x USB 3.2 Gen1, 1x USB-C 3.2 Gen2
Expansion Slots: 3x PCIe 3.0 x16, 1x PCIe 4.0/ 3.0 x16, 8x SATA 6Gb/s, 2x M.2 slots (Key M)
Form Factor: ATX
Type: Desktop Motherboard
Supported Operating System: Windows 10 64-bit
Please note, this motherboard comes with the CPU cooler backplate and one of two retention brackets only and does not include an I/O shield, the second retention bracket, M.2 Shield Frozr, cables, or any other accessories!