AMD B550 Ryzen AM4 Gaming ATX motherboard with PCIe 4.0, teamed power stages, Intel 2.5Gb Ethernet, dual M.2 with heatsinks, SATA 6 Gbps, USB 3.2 Gen 2 and Aura Sync RGBAM4 socket: Ready for Ryzen 5000 Series/ 4000 G-Series/ 3000 Series Desktop ProcessorsBest gaming connectivity: PCIe 4.0-ready, dual M.2, USB 3.2 Gen 2 Type-C plus HDMI 2.1 and DisplayPort 1.2 output supportSmooth networking: Intel 2.5Gb Ethernet with ASUS LANGuardRobust power solution: Teamed power stages with ProCool power connector, high-quality alloy chokes and durable capacitorsRenowned software: Intuitive dashboards for UEFI BIOS and ASUS AI Networking make it easy to configure gaming buildsDIY-friendly design: Includes pre-mounted I/O shield, BIOS FlashBack, Q-LEDs and SafeSlotUnmatched personalisation: ASUS-exclusive Aura Sync RGB lighting, including Aura RGB header and addressable Gen 2 RGB headerIndustry-leading gaming audio: AI Noise-Canceling Microphone, SupremeFX S1220A codec, DTS Sound Unbound and Sonic Studio III for immersive audioSpecification:CPU- Supports AMD AM4 Socket Ryzen 3000 and 5000 Series Desktop Processors*Not compatible with AMD Ryzen 5 3400G and Ryzen 3 3200G.ChipsetAMD B550 Memory4 x DIMM, Max. 128GBDDR4 4600(O.C)/4400(O.C)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3600(O.C.)/3466(O.C.)/3200/3000/2800/2666/2400/2133 MHz Un-buffered MemoryOnboard Graphics Outputs1 x DisplayPort 1.21 x HDMI 2.1(4K@60HZ) *Graphics specifications may vary between CPU types.PCI Slots1 x PCIe 4.0 x16 (x16 mode)1 x PCIe 3.0 x16 (x4 mode)3 x PCIe 3.0 x1Storage1 x M.2_1 socket 3, with M key, type 2242/2260/2280/22110 storage devices support(SATA & PCIe 4.0 x4 mode)1 x M.2_2 socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode) 6 x SATA 6Gb/s port(s) Support Raid 0, 1, 10NetworkingIntel I225-V 2.5Gb EthernetAudioROG SupremeFX 8-Channel High Definition Audio CODEC S1220A- Dual OP Amplifiers- Impedance sense for front and rear headphone outputs- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking- High quality 120 dB SNR stereo playback output and 113 dB SNR recording input- Supports up to 32-Bit/192kHz playback ConnectivityRear USB Port2 x USB 3.2 Gen 2 (1 x Type-A+1 x USB Type-C)4 x USB 3.2 Gen 12 x USB 2.0Front USB Port1 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)Internal Ports1 x CPU Fan connector(s)1 x CPU OPT Fan connector(s) 3 x Chassis Fan connector(s) 1 x AIO_PUMP connector1 x AAFP connector2 x Aura RGB Strip Header(s) 1 x Addressable Gen 2 header(s) 1 x Thunderbolt header(s) 1 x 24-pin EATX Power connector(s) 1 x 8-pin ATX 12V Power connector(s) 1 x 4-pin ATX 12V Power connector(s) 1 x System panel(s) 1 x Thermal sensor connector(s) 1 x Clear CMOS jumper(s)Form FactorATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm WarrantyThree Year Manufacturer Warranty