Asus Prime B550M K AM4 mATX Motherboard (PRIME B550M-K) - OPENED BOX 84841

SPECIFICATIONS

CPUAMD AM4 Socket for AMD Ryzen 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors * * Refer to www.asus.com for CPU support list ChipsetAMD B550 MemoryAMD Ryzen 5000 Series/ 3000 Series Desktop 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 * AMD RyzenTM 4000 G-Series Processors4 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). Graphic1 x D-Sub 1 x DVI-D 1 x HDMI 2.1(4K@60HZ) *Graphics specifications may vary between CPU types. Expansion SlotsAMD Ryzen 5000 Series/ 3000 Series Desktop Processors 1 x PCIe 4.0 x16 (x16 mode) AMD RyzenTM 4000 G-Series Processors1 x PCIe 3.0 x16 (x16 mode) AMD B550 Chipset 2 x PCIe 3.0 x1 StorageTotal 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 RyzenTM 4000 G-Series 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 LANRealtek RTL8111H 1Gb Ethernet ASUS LANGuard AudioRealtek ALC887/897 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. USB PortsRear USB Port ( Total 6 ) 2 x USB 3.2 Gen 2 port(s)(2 x Type-A) 4 x USB 3.2 Gen 1 port(s)(4 x Type-A) Front USB Port ( Total 6 ) 2 x USB 3.2 Gen 1 port(s)(2 x Type-A) 4 x USB 2.0 port(s)(4 x Type-A) Software FeaturesASUS Exclusive Software Armoury Crate AI Suite 3 - Performance And Power Saving Utility TurboV EVO EPU Digi+ VRM Fan Xpert 2+ - EZ update ASUS CPU-Z AI Charger DAEMON Tools Norton Anti-virus software (Free Trial for 60 days) WinRAR UEFI BIOS ASUS EZ DIY - ASUS CrashFree BIOS 3 - ASUS EZ Flash 3 - ASUS UEFI BIOS EZ Mode ASUS Special FeaturesASUS 5X PROTECTION III - ASUS DIGI+ VRM - ASUS LANGuard - ASUS Overvoltage Protection - ASUS SafeSlot Core - ASUS Stainless-Steel Back I/O ASUS Q-Design - ASUS Q-DIMM - ASUS Q-Slot ASUS Thermal Solution - Aluminum heatsink design ASUS Lighting Control Back I/O Ports1 x PS/2 keyboard/mouse combo port(s) 1 x DVI-D 1 x D-Sub 1 x HDMI 1 x LAN (RJ45) port(s) 2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A)4 x USB 3.2 Gen 1 (blue) Type-A 3 x Audio jack(s) Internal I/O Ports1 x CPU Fan connector(s) 2 x Chassis Fan connector(s) 1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s)2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s) 1 x M.2 Socket 3 with M Key, type 2242/2260/2280/22110 storage devices support (SATA mode & X4 PCIE mode) 1 x M.2 Socket 3 with M Key, type 2242/2260/2280 storage devices support (SATA mode & X4 PCIE mode) 1 x SPI TPM header 4 x SATA 6Gb/s connector(s) 1 x S/PDIF out header(s) 1 x 24-pin EATX Power connector(s) 1 x 8-pin EATX 12V Power connectors 1 x Front panel audio connector(s) (AAFP)1 x Clear CMOS jumper(s) 1 x System panel connector 1 x COM port header 1 x Speaker connector AccessoriesUsers manual I/O Shield 2 x SATA 6Gb/s cable(s) 1 x Supporting DVD 1 x M.2 SSD screw package(s) BIOS256 Mb Flash ROM, UEFI AMI BIOS ManageabilityWOL by PME, PXE Operating SystemWindows 10 64-bit Form FactormATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )