Description
ASUS Prime B550M-A WiFi II AMD AM4 Micro-ATX Motherboard, 4x DDR4, 2x M.2, PCIe 4.0, 4x SATA, Wi-Fi 6
ASUS Prime B550M-A WiFi II AMD AM4 Micro-ATX Motherboard Overview The ASUS Prime B550M-A WiFi II brings PCIe 4.0 performance and Wi-Fi 6 connectivity to a compact Micro-ATX form factor for AMD Ryzen 3000 and 5000 series builds. With a VRM heatsink, Digi+ VRM power control, Fan Xpert 2+ cooling, and comprehensive protection circuitry, it delivers reliable daily performance with the flexibility to tune every aspect of your system. Key Features PCIe 4.0 M.2 slot (up to 64Gbps, supports up to 22110 length). Digi+ VRM for precise digital power control. VRM heatsink with thermal pad. Fan Xpert 2+ with auto-tuning and graphical fan curve control. SafeSlot Core reinforced PCIe x16 (1.6x stronger). Overvoltage and DRAM overcurrent protection. Stainless-steel back I/O panel (3x corrosion resistance). ASUS LANGuard (2.5x surge tolerance). Aura Sync ARGB with onboard RGB and addressable Gen 2 headers. Connectivity Rear I/O: 4x USB 3.2 Gen1 Type-A, 2x USB 3.2 Gen2 Type-A, 1x HDMI 2.1, 1x DVI-D, 1x VGA, 1x PS/2, 1x RJ-45 GbE, Wi-Fi antenna, 3x audio jacks. Internal: 2x USB 2.0, 1x USB 3.2 Gen1, 4x SATA III, 2x fan headers, TPM, COM port, RGB & ARGB headers. What's Included Prime B550M-A WiFi II motherboard, 2x SATA cables, Wi-Fi antenna, I/O shield, M.2 screw package, support DVD, user manual. CPU & Chipset Socket AMD AM4 Chipset AMD B550 CPU Support AMD Ryzen 3000 & 5000 Series (incl. G-Series) Form Factor Micro-ATX (244 x 244 mm) Memory Slots 4x DIMM DDR4 (Dual Channel) Max Capacity 128 GB Speeds DDR4-2133 to 4866 (OC) ECC Supported (Unbuffered) Storage M.2 Slots 1x PCIe 4.0 x4 (up to 22110, 64Gbps) + 1x PCIe 3.0 x4 (up to 2280, 32Gbps) SATA III 4x SATA 6Gb/s RAID 0, 1, 10 Expansion Slots PCIe x16 1x PCIe 4.0 x16 (SafeSlot Core) PCIe x1 2x PCIe 3.0 x1 Networking & Wireless LAN Realtek RTL8111H Gigabit Ethernet (LANGuard) Wi-Fi Wi-Fi 6 (802.11ax), 2.4/5GHz Bluetooth Bluetooth 5.2 Audio 7.1 CH HD Audio (audio shielding, S/PDIF out) Physical Dimensions 244 x 244 mm Weight 845 g BIOS 256Mbit UEFI AMI, Clear CMOS jumper OS Support Windows 10 x64, Windows 11 x64