Asus Prime B550M-A Motherboard

AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors

AMD B550

4 x DIMM, Max. 128GB, DDR4 4866(O.C)/4800(O.C.)/4600(O.C)/4466(O.C.)/4400(O.C)/4333(O.C.)/4266(O.C.)/4200(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/3400(O.C.)/3333(O.C.)/3200/3000/2933/2800/2666/2400/2133 MHz Un-buffered Memory *,* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.,Dual Channel Memory Architecture,ECC Memory (ECC mode) support varies by CPU.

1 x HDMI 2.1(4K@60HZ),*Graphics specifications may vary between CPU types.

AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors,AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors,AMD B550 Chipset,2 x PCIe 3.0 x1,1 x PCIe 4.0 x16 (x16 mode),1 x PCIe 3.0 x16 (x16 mode)

Total supports 2 x M.2 slot(s) and 4 x SATA 6Gb/s ports,AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors : ,AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors : ,1 x M.2_2 socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support,AMD B550 Chipset : ,4 x SATA 6Gb/s port(s),,Support Raid 0, 1, 10,1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 4.0 x4 and SATA modes) storage devices support,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

Realtek RTL8111H 1Gb Ethernet

Realtek ALC887/8977.1 Surround Sound High Definition Audio CODEC,- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback,- LED-illuminated design,- Audio Shielding,- Dedicated audio PCB layers,- Premium Japanese audio capacitors,Audio Feature :,* Choose the chassis with HD audio module in front panel to support 8-channel audio output.

4 x USB 2.0 port(s)(4 x Type-A),Front USB Port ( Total 6 ),Rear USB Port ( Total 6 ),2 x USB 3.2 Gen 2 port(s)(2 x Type-A),2 x USB 3.2 Gen 1 port(s)(2 x Type-A),4 x USB 3.2 Gen 1 port(s)(4 x Type-A)