Gigabyte MB B550M K rev. 1.x

Basic Features CPU Socket: AMD AM4 Chipset: AMD B550 Memory Memory Type: DDR4 Memory Slots: 4 Supported Memory Speeds: 2133 MHz 2400 MHz 2667 MHz 2933 MHz 3200 MHz (O.C.) 3600 MHz (O.C.) 3733 MHz (O.C.) 3866 MHz (O.C.) 4000 MHz (O.C.) 4133 MHz (O.C.) 4266 MHz (O.C.) 4400 MHz (O.C.) 4600 MHz (O.C.) 4733 MHz (O.C.) Maximum Total Memory: 128 GB Other Features: Support for Unbuffered ECC memory Support for ECC UDIMM memory Support for Extreme Memory Profile (XMP) Dual Channel memory mode Expansion Slots PCI Express x16 Slot: 1x PCIe 4.0 (x16 mode) PCI Express x1 Slot: 1x PCIe 3.0 Storage Interface SATA Ports: 4x SATA III (6Gbps) M.2 Slots: 2 RAID Support: RAID 0, RAID 1, RAID 10 Networking Wired LAN: 1x Gigabit Ethernet (1000Base-T) Controller: Realtek Audio Channels: 8 (7.1 Surround Sound) Controller: Realtek Rear Panel Connectors DisplayPort: 1 HDMI: 1 PS/2 Port: 1 (for keyboard or mouse) Total USB Ports: 8 4x USB 3.2 Gen 1 (5Gbps) 4x USB 2.0 LAN (RJ-45): 1 Audio Jacks: 3x 3.5mm Internal Connectors Power: 1x 24-pin ATX main power connector 1x 8-pin ATX 12V power connector USB: 1x USB 2.0 header 1x USB 3.2 Gen 1 header Audio: 1x Front panel audio header Others: 1x Front panel header 1x Clear CMOS jumper 1x Trusted Platform Module (TPM) header 4x SATA 6Gb/s connectors 1x CPU fan header 2x M.2 Socket 3 slots 1x System fan header Note: Some internal connectors may require additional brackets or connectors from the PC case. Physical Characteristics Form Factor: microATX Dimensions: 244mm x 244mm Warranty Period 36 months (3 years)