Audio	Realtek 7.1 Surround Sound High Definition Audio CODEC
Chipset	AMD B850 Chipset
Form Factor	ATX Form Factor 12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )
I/O Connectors	1 x USB 10Gbps port (1 x USB Type-C®), 3 x USB 10Gbps ports (3 x Type-A), 2 x USB 5Gbps ports (2 x Type-A), 2 x USB 2.0 ports (2 x Type-A), 1 x DisplayPort, 1 x HDMI™ port, 1 x Wi-Fi module, 1 x Realtek 2.5Gb Ethernet port, 3 x Audio jacks, 1 x BIOS FlashBack™ button
Integrated CPU Graphics	1 x DisplayPort, 1 x HDMI™ port
LAN	1 x Realtek 2.5Gb Ethernet, ASUS LANGuard
PCI Slots	AMD Ryzen™ 9000 & 7000 Series Desktop Processors: 1 x PCIe 5.0 x16 slot (supports x16 mode); AMD Ryzen™ 8000 Series Desktop Processors: 1 x PCIe 4.0 x16 slot (supports x8/x4 mode); AMD B850 Chipset: 1 x PCIe 4.0 x16 slot (support x4 mode), 2 x PCIe 3.0 x16 slots (support x1 mode)
Processor Support	AMD Ryzen™ 9000 & 8000 & 7000 Series Desktop Processors
RAID	AMD RAIDXpert2 Technology- Ryzen™ 9000 Series Processors: RAID 0/1/5/10, Ryzen™ 8000 Series Processors: RAID 0/1, Ryzen™ 7000 Series Processors: RAID 0/1/10
RAM Type/Bus/Max	4 x DIMM slots, max. 256GB, DDR5 Supports up to 8000+MT/s (OC) with Ryzen™ 9000 & 8000 & 7000 Series Processors, ECC and Non-ECC Un-buffered DIMM, Dual channel memory architecture, Supports AMD Extended Profiles for Overclocking (EXPO™), ASUS Enhanced Memory Profile (AEMP)
Socket	AMD Socket AM5
Storage Interface	Supports 3 x M.2 slots and 4 x SATA 6Gb/s ports- AMD Ryzen™ 9000 & 7000 Series Desktop Processors; M.2_1 slot (Key M), type 2280 (supports PCIe 5.0 x4 mode), M.2_2 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode); AMD Ryzen™ 8000 Series Desktop Processors: M.2_1 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode), M.2_2 slot (Key M), type 2280 (supports PCIe 4.0 x4/x2 mode); AMD B850 Chipset: M.2_3 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x2 mode), 4 x SATA 6Gb/s ports
Wireless & Bluetooth	Wi-Fi 6E, 2x2 Wi-Fi 6E (802.11ax), Supports 2.4/5/6GHz frequency band, Bluetooth® v5.3

Prime B850-PLUS WIFI-CSM ASUS Prime series motherboards are expertly engineered to unleash the full potential of AMD Ryzen™ 9000 series processors. The PRIME B850-PLUS WIFI-CSM motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. It’s designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.