AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2, PCIe 4.0, 1 Gb Ethernet, HDMI/D-Sub/DVI, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB headers support * AMD AM4 socket: Ready for 3rd Gen AMD Ryzen™ Processors* Comprehensive cooling: VRM heatsink, PCH heatsink, and Fan Xpert 2+* Ultrafast connectivity: Dual M.2, PCIe 4.0, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A* Aura Sync RGB: Onboard addressable Gen 2 header for RGB LED strips, easily synced with Aura Sync-capable hardwarePrime ASUS Prime series is expertly engineered to unleash the full potential of 3rd Generation AMD Ryzen platform. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime B550 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features. Tune It Your WayComprehensive controls form the foundation of the ASUS Prime series. The Prime B550 motherboard packs flexible tools to tune every aspect of your system, enabling you to tweak performance settings to perfectly match the way you work – maximising your productivity. Cooler by DesignPrime B550 series is engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads. Build on a Solid FoundationPrime B550 motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling and flexible transfer options. VRM Heatsink and Thermal PadsA VRM heatsink with underneath thermal pad improves heat transfer from the MOSFETs and chokes for better cooling performance. PCIe 4.0 M.2 (up to 64 Gbps)Achieve speed with onboard M.2PCIe 4.0 M.2 Slot supports up to 22110 and provide NVMe SSD RAID support for an incredible performance boost. Create a RAID configuration with up to PCIe 4.0 storage device to enjoy the fastest data-transfer speeds on the 3rd Generation AMD Ryzen platform.Little Things Make a Big DifferencePrime B550 series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive interface that let you customise your system to create a uniquely personal look. Outstanding AudioCombined onboard features deliver elevated audioIntelligent design and premium hardware create audio quality unlike anything you’ve ever experienced. Audio ShieldingSeparates analog/digital signal domains, significantly reducing multi-lateral interference. Separate Layer for Left and Right TracksEnsures minimal crosstalk between audio paths. Premium Japanese CapacitorsPremium parts provide an immersive sound signature, with exception. Motherboard Type: Desktop Form Factor: Micro ATX Socket: AMD AM4 Chipset: AMD B550 CPU Support: Click here for CPU support*Note: not compatible with Ryzen 5 3400G & Ryzen 3 3200G CPUs RAM Technology: DDR4 (Dual Channel) RAM Slots: 4 x DIMM RAM Speeds 3rd Gen AMD Ryzen CPUs: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 MHzNext Gen AMD Ryzen PRO CPUs: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 Maximum Memory: 128GB Graphics: Integrated Graphics Processor*Graphics specifications may vary between CPU types Graphics Ports: 1 x VGA1 x DVI-D1 x HDMI Multi-GPU Support: – PCI/PCI Express: 1 x PCIe 4.0 x16 (x16 mode)2 x PCIe 3.0 x1 Storage: 4 x SATA III1 x M.2 (2242/2260/2280/22110) – SATA & PCIe1 x M.2 (2242/2260/2280) – SATA & PCIe RAID: RAID 0, 1, 10 Wireless: – LAN: GB LAN Audio: Realtek ALC887 7.1 Surround Sound High Definition Audio CODEC USB Ports Supported: 2 x USB 3.2 Gen2 Type-A (at back)6 x USB 3.2 Gen1 (4 at back, 2 at mid-board)4 x USB 2.0 (at mid-board) Back Panel I/O Ports: 1 x PS/2 keyboard/mouse1 x DVI-D1 x D-Sub1 x HDMI1 x LAN (RJ45)2 x USB 3.2 Gen2 Type-A4 x USB 3.2 Gen 1 Type-A3 x Audio jacks Internal I/O Connectors: 1 x CPU Fan1 x CPU OPT Fan2 x Chassis Fan2 x Aura RGB Strip1 x Addressable Gen21 x USB 3.2 Gen12 x USB 2.02 x M.2 Socket 3 with M key1 x SPI TPM4 x SATA 6Gb/s1 x S/PDIF out1 x 24-pin EATX 1 x 8-pin EATX 12V1 x Front audio1 x Clear CMOS jumper1 x System panel1 x COM port1 x Speaker Accessories I/O Shield2 x SATA 6Gb/s cables1 x Supporting DVDUser manual1 x M.2 SSD screw package Warranty: 3 Years Full Box Quantity: 10 Manufacturer Link: Click here for more details from the manufacturer