Placa de baza asus prime b550m-k socket lga am4 cpu build in amd am4 socket for 3rd gen amd ryzen™ and 3rd gen amd ryzen™ with radeon™ graphics processors * * refer to www.asus.com for cpu support list chipset amd b550 memory 3rd gen amd ryzen™ processors 4 x dimm, max. 128gb, ddr4 4600(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 * 3rd gen amd ryzen™ with radeon™ graphics processors 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. * refer to www.asus.com for the memory qvl (qualified vendors lists). graphic 1 x d-sub 1 x dvi-d 1 x hdmi 2.1(4k@60hz) *graphics specifications may vary between cpu types. expansion slots 3rd gen amd ryzen™ processors 1 x pcie 4.0 x16 (x16 mode) 3rd gen amd ryzen™ with radeon™ graphics 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 3rd gen amd ryzen™ 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 3rd gen amd ryzen™ with radeon™ graphics 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 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 * choose the chassis with hd audio module in front panel to support 8- channel audio output. https://www.asus.com/motherboards/prime-b550m-k/specifications/ olishop.roa