MB ASUS AM4 PRIME B550M-K DDR4 BOX M-ATX

CPUrnBuild in AMD AM4 Socket for 3rd Gen AMD Ryzenu2122 and 3rd Gen AMD Ryzenu2122 with Radeonu2122 Graphics Processors *rn* Refer to www.asus.com for CPU support listrnChipsetrnAMD B550rnMemoryrn3rd Gen AMD Ryzenu2122 Processorsrn4 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 *rn3rd Gen AMD Ryzenu2122 with Radeonu2122 Graphics Processorsrn4 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 *rnDual Channel Memory ArchitecturernECC Memory (ECC mode) support varies by CPU.rn* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).rnGraphicrn1 x D-Subrn1 x DVI-Drn1 x HDMI 2.1(4K@60HZ)rn*Graphics specifications may vary between CPU types.rnExpansion Slotsrn3rd Gen AMD Ryzenu2122 Processorsrn1 x PCIe 4.0 x16 (x16 mode)rn3rd Gen AMD Ryzenu2122 with Radeonu2122 Graphics Processorsrn1 x PCIe 3.0 x16 (x16 mode)rnAMD B550 Chipsetrn2 x PCIe 3.0 x1rnStoragernTotal supports 2 x M.2 slot(s) and 4 x SATA 6Gb/s portsrn3rd Gen AMD Ryzenu2122 Processors :rn1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 4.0 x4 and SATA modes) storage devices supportrn3rd Gen AMD Ryzenu2122 with Radeonu2122 Graphics Processors :rn1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 3.0 x4 and SATA modes) storage devices supportrnAMD B550 Chipset :rn1 x M.2_2 socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices supportrn4 x SATA 6Gb/s port(s),rnSupport Raid 0, 1, 10rnLANrnRealtek RTL8111H 1Gb EthernetrnASUS LANGuardrnAudiornRealtek ALC887 7.1 Surround Sound High Definition Audio CODEC *rn- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playbackrnAudio Feature :rn- LED-illuminated designrn- Audio Shieldingrn- Dedicated audio PCB layersrn- Premium Japanese audio capacitorsrn* Choose the chassis with HD audio module in front panel to support 8-channel audio output.rnUSB PortsrnRear USB Port ( Total 6 )rn2 x USB 3.2 Gen 2 port(s)(2 x Type-A)rn4 x USB 3.2 Gen 1 port(s)(4 x Type-A)rnFront USB Port ( Total 6 )rn2 x USB 3.2 Gen 1 port(s)(2 x Type-A)rn4 x USB 2.0 port(s)(4 x Type-A)rnSoftware FeaturesrnASUS Exclusive SoftwarernArmoury CraternAI Suite 3rn- Performance And Power Saving UtilityrnTurboV EVOrnEPUrnDigi+ VRMrnFan Xpert 2+rn- EZ updaternASUS CPU-ZrnAI ChargerrnDAEMON ToolsrnNorton Anti-virus software (Free Trial for 60 days)rnWinRARrnUEFI BIOSrnASUS EZ DIYrn- ASUS CrashFree BIOS 3rn- ASUS EZ Flash 3rn- ASUS UEFI BIOS EZ ModernASUS Special FeaturesrnASUS 5X PROTECTION IIIrn- ASUS DIGI+ VRMrn- ASUS LANGuardrn- ASUS Overvoltage Protectionrn- ASUS SafeSlot Corern- ASUS Stainless-Steel Back I/OrnASUS Q-Designrn- ASUS Q-DIMMrn- ASUS Q-SlotrnASUS Thermal Solutionrn- Aluminum heatsink designrnASUS Lighting ControlrnBack I/O Portsrn1 x PS/2 keyboard/mouse combo port(s)rn1 x DVI-Drn1 x D-Subrn1 x HDMIrn1 x LAN (RJ45) port(s)rn2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A)rn4 x USB 3.2 Gen 1 (blue) Type-Arn3 x Audio jack(s)rnInternal I/O Portsrn1 x CPU Fan connector(s)rn2 x Chassis Fan connector(s)rn1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s)rn2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)rn1 x M.2 Socket 3 with M Key, type 2242/2260/2280/22110 storage devices support (SATA mode & X4 PCIE mode)rn1 x M.2 Socket 3 with M Key, type 2242/2260/2280 storage devices support (SATA mode & X4 PCIE mode)rn1 x SPI TPM headerrn4 x SATA 6Gb/s connector(s)rn1 x S/PDIF out header(s)rn1 x 24-pin EATX Power connector(s)rn1 x 8-pin EATX 12V Power connectorsrn1 x Front panel audio connector(s) (AAFP)rn1 x Clear CMOS jumper(s)rn1 x System panel connectorrn1 x COM port headerrn1 x Speaker connectorrnAccessoriesrnUsers manualrnI/O Shieldrn2 x SATA 6Gb/s cable(s)rn1 x Supporting DVDrn1 x M.2 SSD screw package(s)rnBIOSrn256 Mb Flash ROM, UEFI AMI BIOSrnManageabilityrnWOL by PME, PXErnOperating SystemrnWindowsu00ae 10 64-bitrnForm FactorrnmATX Form Factorrn9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )