The ASRock B650 PRO RS is an ATX motherboard for building a desktop PC with an AMD Socket AM5 processor. Its AMD B650 chipset supports AMD Ryzen 9000, 8000 and 7000 Series processors.
Four DDR5 DIMM slots support dual-channel memory, with a maximum listed capacity of 256 GB and speeds up to 7200+ when overclocked. Expansion options include PCIe 4.0 x16, PCIe 3.0 x16 operating at x4, PCIe 4.0 x1 and an M.2 Key E socket for a 2230 Wi-Fi/Bluetooth module.
Three M.2 sockets support PCIe Gen5 x4, Gen4 x4, and Gen3 x2 or SATA, alongside four SATA3 connectors for storage. HDMI and DisplayPort 1.4 provide display outputs, while 2.5 Gigabit LAN handles wired networking. The Realtek ALC897 codec supports 7.1-channel audio. The board measures 30.5 × 24.4 cm and uses an 8-layer PCB.