// CPU
AMD Socket AM4, support for: AMD Ryzen™ 5000 Series/ 3rd Gen Ryzen™ and 3rd Gen Ryzen™ with Radeon™ Graphics Processors
Chipset
AMD B550
Memory
4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory
AMD Ryzen™ 5000 series processors/ 3rd Generation AMD Ryzen™ :
Support for DDR4 4400(O.C.) / 4000(O.C.) / 3866(O.C.) / 3800(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C.) / 3400(O.C.) / 3333(O.C.) / 3300(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MHz memory modules
Dual channel memory architecture
Onboard Graphics
Integrated in the AMD Ryzen™ with Radeon™ Graphics processors:
1 x DVI-D port, supporting a maximum resolution of 1920x1200@60 Hz
1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz
Audio
Realtek® Audio CODEC
LAN
Realtek® GbE LAN chip (10/100/1000 Mbit)
Expansion Slots
1 x PCI Express x16 slot (PCIEX16), integrated in the CPU:
3rd Generation AMD Ryzen™ processors support PCIe 4.0 x16 mode
1 x PCI Express x16 slot (PCIEX2), integrated in the Chipset:
Supporting PCIe 3.0 x2 mode
3 x PCI Express x1 slots (PCIEX1_1, PCIEX1_2, PCIEX1_3)
Storage Interface
1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2242/2260/2280/22110 SSDs:
3rd Generation AMD Ryzen™ processors support SATA and PCIe 4.0 x4/x2 SSDs
1 x M.2 connector (M2B_SB), integrated in the Chipset, supporting Socket 3, M key, type 2242/2260/2280/22110 SSDs: Supporting SATA and PCIe 3.0 x4/x2 SSDs
4 x SATA 6Gb/s connectors
Support for RAID 0, RAID 1, and RAID 10
USB
1 x USB 3.2 Gen 2 Type-A port (red) on the back panel
3 x USB 3.2 Gen 1 ports on the back panel
1 x USB Type-C™ port with USB 3.2 Gen 1 support, available through the internal USB header
2 x USB 3.2 Gen 1 ports available through the internal USB header
6 x USB 2.0/1.1 ports (2 ports on the back panel, 4 ports available through the internal USB headers)
https://www.gigabyte.com/Motherboard/B550-Gaming-X-V2-rev-1x#kf