AMD B550 (Ryzen AM4) ATX motherboard with dual M.2, PCIe 4.0, 1 Gb Ethernet, DisplayPort/HDMI, SATA 6 Gbps, USB 3.2 Gen 2 Type-A and Type-C, and Aura Sync RGB headers support
AMD AM4 socket: Ready for 3rd Gen AMD Ryzen™ Processors
Ultrafast connectivity: Dual M.2, PCIe 4.0, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A and Type-C
Comprehensive cooling: VRM heatsinks, PCH heatsink, and Fan Xpert 4
Aura Sync RGB: Onboard addressable Gen 2 header for RGB LED strips, easily synced with Aura Sync-capable hardware
Prime
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 Way
Comprehensive 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 – maximizing your productivity.
| CPU Build in AMD AM4 Socket 3rd Gen AMD Ryzen Processors Refer to www.asus.com for CPU support list |
| Chipset AMD B550 |
| Memory 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 ECC and non-ECC, Un-buffered Memory Next Generation AMD Ryzen PRO 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.)/3600(O.C.)/3466(O.C.)/3200/3000/2800/2666/2400/2133 MHz ECC and non-ECC, Un-buffered Memory Dual Channel Memory Architecture Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists). |
| Graphic 1 x DisplayPort 1.2 1 x HDMI 2.1(4K at 60HZ) Graphics specifications may vary between CPU types. |
| Multi-GPU Support Supports AMD 2-Way CrossFireX Technology |
| Expansion Slots 3rd Gen AMD Ryzen Processors 1 x PCIe 4.0 x16 (x16 mode) AMD B550 Chipset 1 x PCIe 3.0 x16 (x4 mode) 3 x PCIe 3.0 x1 Support PCIe bifurcation for RAID on CPU function. |
| Storage Total supports 2 x M.2 slots and 6 x SATA 6Gb/s ports 3rd Gen AMD Ryzen Processors : 1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support(SATA and PCIe 4.0 x4 mode) AMD B550 Chipset : 1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA and PCIE 3.0 x 4 mode) 6 x SATA 6Gb/s port(s), Support Raid 0, 1, 10 |
| LAN Realtek RTL8111H ASUS LANGuard |
| Audio Realtek ALC887 7.1-Channel High Definition Audio CODEC - Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback Audio Feature : - Optical S/PDIF out port(s) at back panel - LED-illuminated design - Audio Shielding - Dedicated audio PCB layers - Premium Japanese audio capacitors - Unique de-pop circuit |
| USB Ports Rear USB Port ( Total 8 ) 2 x USB 3.2 Gen 2 port(s)(1 x Type-A +1 x USB Type-C) 4 x USB 3.2 Gen 1 port(s)(4 x Type-A) 2 x USB 2.0 port(s)(2 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 Features ASUS Exclusive Software Armoury Crate - Aura Creator - Aura Sync AI Suite 3 - Performance And Power Saving Utility TurboV EVO EPU Digi+ VRM Fan Xpert 4 - 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 Features ASUS 5X PROTECTION III - ASUS DIGI+ VRM - ASUS Enhanced DRAM Overcurrent Protection - ASUS ESD Guards - ASUS LANGuard - ASUS Overvoltage Protection - ASUS SafeSlot Core - ASUS Stainless-Steel Back I/O ASUS Q-Design - ASUS Q-DIMM - ASUS Q-LED (CPU red, DRAM yellow, VGA white, Boot Device yellow green) - ASUS Q-Slot ASUS Thermal Solution - Aluminum heatsink design ASUS EZ DIY - SafeSlot AURA Sync - Standard RGB headers - Addressable Gen 2 RGB header |
| Back I/O Ports 1 x DisplayPort 1 x HDMI 1 x LAN (RJ45) port(s) 2 x USB 3.2 Gen 2 (teal blue) (1 x Type-A+1 x USB Type-C) 4 x USB 3.2 Gen 1 (blue) Type-A 2 x USB 2.0 1 x Optical S/PDIF out 5 x Audio jack(s) |
| Internal I/O Ports 1 x CPU Fan connector(s) 1 x CPU OPT Fan connector(s) 3 x Chassis Fan connector(s) 1 x AIO_PUMP connector 2 x Aura RGB Strip Headers 1 x Addressable Gen 2 header(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 and PCIe 4.0 x4 mode) 1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (SATA and PCIE 3.0 x 4 mode) 1 x SPI TPM header 6 x SATA 6Gb/s connector(s) 1 x Thunderbolt 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 Thermal sensor connector(s) 1 x Clear CMOS jumper(s) 1 x System panel connector 1 x COM port header |
| Accessories Users manual I/O Shield 2 x SATA 6Gb/s cable(s) 1 x Supporting DVD 1 x M.2 SSD screw package(s) |
| BIOS 256 Mb Flash ROM, UEFI AMI BIOS |
| Manageability WOL by PME, PXE |
| Operating System Windows 10 64-bit |
| Form Factor ATX Form Factor 12 inch x 9.6 inch ( 30.5 cm x 24.4 cm ) |
| Item Dimension (L"xW"xH") 11 x 11 x 3 Weight 3 lbs |