ASUS PRIME A520M-A/CSM AMD A520 (Ryzen AM4) Micro ATX Motherboard with M.2 support, 1 Gb Ethernet, HDMI/DVI/D-Sub, SATA 6 Gbps, USB 3.2 Gen 1 Type-A AMD AM4 socket: Ready for 3rd Gen AMD Ryzen™ and 3rd Gen AMD Ryzen™ with Radeon™ Graphics Processors Comprehensive cooling: PCH heatsink and Fan Xpert 2+ Ultrafast connectivity: M.2 support, 1 Gb Ethernet, USB 3.2 Gen 1 Type-A 5X Protection III: Multiple hardware safeguards for all-around system protection CPU AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors * Chipset AMD A520 Memory 4 x DIMM, Max. 128GB, DDR4 4800(O.C.)/4600(O.C)/4466(O.C.)/4400(O.C)/4266(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/3333(O.C.)/3200/3000/2800/2666/2400/2133 MHz Un-buffered Memory * Dual Channel Memory Architecture ECC Memory (ECC mode) support varies by CPU. Graphic 1 x D-Sub 1 x DVI-D 1 x HDMI 2.1(4K@60HZ) Expansion Slots AMD Ryzen™ 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors 1 x PCIe 3.0 x16 (x16 mode) AMD A520 Chipset 2 x PCIe 3.0 x1 Storage Total supports 1 x M.2 slot(s) and 4 x SATA 6Gb/s ports AMD Ryzen™ 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors : 1 x M.2 Socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 3.0 x4 and SATA modes) storage devices support AMD A520 Chipset : 4 x SATA 6Gb/s port(s), Support Raid 0, 1, 10 mATX Form Factor 24.4 cm x 24.4 cm LAN Realtek RTL8111H 1Gb Ethernet ASUS LANGuard Audio Realtek ALC887 7.1 Surround Sound High Definition Audio CODEC * - Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback Audio Feature : - LED-illuminated design - Audio Shielding - Dedicated audio PCB layers - Premium Japanese audio capacitors