Compatible CPUs AMD Ryzen 1st & 2nd Gen (No BIOS update Required) If your CPU is on the following list, it should work out of the box. Ryzen 3 1300 Ryzen 3 1300X Ryzen 5 1400 Ryzen 5 1500 Ryzen 5 1500X Ryzen 5 1600 Ryzen 5 1600X Ryzen 7 1700 Ryzen 7 1700X Ryzen 3 2200G Ryzen 3 2300X Ryzen 5 2400G Ryzen 5 2600 Ryzen 5 2600X Ryzen 7 2700 Ryzen 7 2700X

Warning!!! BIOS Update required for 3rd & 5th Generation AMD Ryzen CPUs. You can only update BIOS by using one of the above CPUs.

This Motherboard has been Manufacturer refurbished by ASUS. ASUS tests the Motherboard and confirms that it is fully functional. This Motherboard may show slight signs of use. This Motherboard comes inside an anti-static bag, packaged in a plain boxwith a ASUS refurbished label on the outside. This listing is for a Motherboard and I/O Shield ONLY (Any other accessories such as, but not limited to SATA cables, IDE cables, Wifi antenna, OC panel, USB/ESATA/Network/M.2 expansion cards, SLI Bridges, Driver Disk, User Manual are NOT included in the sale)

ASUS PRIME B450M-A II AMD Socket B450 AM4 MicroATX M.2 Desktop Motherboard A

SPECIFICATIONS Brand: ASUS. Model: PRIME B450M-A II. Form Factor: MicroATX. Chip Set: B450 Socket Type: AM4 PCIe Slots: PCI Express 3.0 x16. M.2 Slots: 1. Accessories: I/O Shield. Motherboard and I/O Shield Only, No other accessories.