Detail Asus PRIME B550M-A (AM4, AMD Promontory B550, DDR4, USB3.2, SATA3)
AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2, PCIe 4.0, 1 Gb Ethernet, HDMI/D-Sub/DVI, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB headers support AMD AM4 socket: Ready for 3rd Gen AMD Ryzen™ Processors Comprehensive cooling: VRM heatsink, PCH heatsink, and Fan Xpert 2+ Ultrafast connectivity: Dual M.2, PCIe 4.0, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A Aura Sync RGB: Onboard addressable Gen 2 header for RGB LED strips, easily synced with Aura Sync-capable hardware
CPU AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors
Chipset AMD B550
Memory AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors 4 x DIMM, Max. 128GB, DDR4
Graphic 1 x D-Sub 1 x DVI-D 1 x HDMI 2.1(4K@60HZ)
Expansion Slots AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors 1 x PCIe 4.0 x16 (x16 mode) AMD Ryzen™ 4000 G-Series Desktop Processors 1 x PCIe 3.0 x16 (x16 mode) AMD B550 Chipset 2 x PCIe 3.0 x1
Storage Total supports 2 x M.2 slot(s) and 4 x SATA 6Gb/s ports AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors : 1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 4.0 x4 and SATA modes) storage devices support AMD Ryzen™ 4000 G-Series Desktop Processors : 1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 3.0 x4 and SATA modes) storage devices support AMD B550 Chipset : 1 x M.2_2 socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support 4 x SATA 6Gb/s port(s), Support Raid 0, 1, 10
LAN Realtek RTL8111H 1Gb Ethernet
Audio Realtek ALC887/897 7.1 Surround Sound High Definition Audio CODEC