Multiple M
Built for Compatibility and Stability
2 Gen 1 Connectors 1 USB 3
Four SATA III ports provide additional storage for HDDs and SSDs
ASUS Prime B850-PLUS-CSM Motherboard, AMD B850, Socket AM5, ATX, 4x DDR5 DIMM, 3x M.2, PCIe 5.0, 2.5GbE, HDMI, DP, USB-C, Ryzen 7000/8000/9000 extend WiFi range Multiple MDescription Description ASUS Prime B850 PLUS CSM Motherboard, AMD B850, Socket AM5, ATX, 4x DDR5 DIMM, 3x M. 2, PCIe 5. 0, 2. 5GbE, HDMI, DP, USB C, Ryzen 7000 8000 9000 ASUS Prime B850 PLUS CSM Motherboard, AMD B850, Socket AM5, ATX, DDR5, PCIe 5. 0 Overview The ASUS Prime B850 PLUS CSM is an ATX motherboard built on the AMD B850 chipset for Socket AM5, expertly engineered to unleash the full potential of AMD Ryzen 9000, 8000, and 7000 series