Asus Prime A520M-K/CSM M-ATX Motherboard

Motherboard
Platform    AMD
Socket    AM4
Cpu Type    Ryzen 5000, Ryzen 5000-G, Ryzen 4000-G, Ryzen 3000, Ryzen 3000-G
Chipset    A520
Memory Speed    up to 4866
Max Memory Support    64 GB
Supported Memory Type    DDR4
Channel Supported    Dual Channel
Memory Feature    Un-buffered Memory
Dual Channel Memory Architecture,ECC Memory (ECC mode) support varies by CPU
Graphics Port    1 x HDMI 2.1
Expansion Slots    AMD Ryzen 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series/ 3000 G-Series Desktop Processors
AMD A520 Chipset
2 x PCIe 3.0 x1
1 x PCIe 3.0 x16 (x16 mode)
Back Panel I/O Ports    4 x USB 3.2 Gen 1 (blue) Type-A
1 x PS/2 keyboard/mouse combo port(s)
1 x D-Sub
1 x HDMI
1 x LAN (RJ45) port(s)
2 x USB 2.0
3 x Audio jack(s)
Internal I/O Connector    1 x COM port header
1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s)
1 x CPU Fan connector(s)
1 x Chassis Fan connector(s)
2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
1 x M.2 Socket 3 with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode)
1 x SPI TPM header
4 x SATA 6Gb/s connector(s)
1 x S/PDIF out header(s)
1 x 24-pin EATX Power connector(s)
1 x 8-pin EATX 12V Power connectors
1 x Front panel audio connector(s) (AAFP)
1 x Clear CMOS jumper(s)
1 x System panel connector
1 x COM port header
1 x Speaker connector
Form Factor    Micro-ATX
Warranty    3 Years