Open Box: Images shown are from the NEW version of this item and are for reference only. The actual Open Box product may differ in packaging and included accessories, but has been tested to ensure basic functionality.
ASUS TUF GAMING B550-PLUS AMD AM4 (3rd Gen Ryzen) ATX Gaming Motherboard (PCIe 4.0, 2.5Gb LAN, HDMI 2.1, BIOS FlashBack, USB 3.2 Gen 2, Addressable Gen 2 RGB Header and AURA Sync)
Newegg only guarantees your receipt of the Open Box product with the purchase of this item. Any accessories MAY OR MAY NOT be included. Newegg will NOT send you any missing accessories, even if it is required to use all of the item’s functions.Open Box items usually do not come with manufacturer or vendor warranty or technical support. However, warranty support may be available if an item was never registered by a previous owner. Please contact the manufacturer to check.
BIOS update might require for AMD Zen 3 Ryzen 5000 series CPU
AMD AM4 Socket and PCIe 4.0: The perfect pairing for 3rd Gen AMD Ryzen CPUs
Robust Power Design: 8+2 DrMOS power stages with high-quality alloy chokes and durable capacitors to provide reliable power for the last AMD high-count-core CPUs
Optimized Thermal Solution: Fanless VRM and chipset heatsink, multiple hybrid fan headers and Fan Xpert 4 or the UEFI Q-Fan Control utility
High-performance Gaming Networking: 2.5 Gb LAN with ASUS LANGuard
Best Gaming Connectivity: Supports HDMI 2.1 (4K@60HZ) and DisplayPort 1.2 output, featuring dual M.2 slots (NVMe SSD) - one with PCIe 4.0 x4 connectivity, front panel USB 3.2 Gen 1 connector, USB 3.2 Gen 2 Type-C & Type-A ports and Thunderbolt header, 1 x SPI TPM header
Industry-leading Gaming Audio & AI Noise Cancelling Mic Technology: High fidelity audio from a SupremeFX S1220A codec with DTS Sound Unbound and Sonic Studio III draws you deeper into the action
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
Maximum Memory Supported
ECC Memory (ECC mode) support varies by CPU.
PCI Express 4.0 x16
1 x PCI Express 4.0 x16
* Actual support may vary by CPU.
PCI Express 3.0 x16
1 x PCI Express 3.0 x16*
* x4 mode. * PCIE 3.0 X16_2 runs x1 mode when any of the PCIe 3.0 x1 slots is occupied.
PCI Express x16
PCI Express x1
3 x PCIe 3.0 x1
M.2 slot only (Key E) (Support PCIe interface)*
* Wi-Fi module is sold separately.
6 x SATA 6Gb/s
AMD Ryzen 5000 Series / 3000 Series Desktop Processors: 1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIe 4.0 x4 mode)
AMD Ryzen 4000 G-Series Processors: 1 x M.2 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 Socket 3, with M Key, Type 2242/2260/2280/22110 (PCIE 3.0 x4 and SATA modes) storage devices support*
* M2_2 shares bandwidth with SATA6G_56. When M.2_2 is populated, SATA6G_56 will be disabled.
Onboard Video Chipset
Supported only by CPU with integrated graphic
Realtek ALC S1200A
Max LAN Speed
Rear Panel Ports
Back I/O Ports
1 x DisplayPort 1 x HDMI 1 x LAN (2.5G) port(s) 2 x USB 3.2 Gen 2 (1 x Type-A+1 x USB Type-C) 4 x USB 3.2 Gen 1 (blue) Type-A 2 x USB 2.0 (one port can be switched to USB BIOS FlashBack) 1 x Optical S/PDIF out 5 x Audio jack(s) 1 x BIOS FlashBack Button(s)
1 x HDMI
2 x USB 3.0
Internal I/O Connectors
1 x USB 3.2 Gen 1 header(s) support(s) additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 header(s) support(s) additional 4 USB 2.0 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 SPI TPM header 1 x Thunderbolt header(s) 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
Dimensions (W x L)
12.0" x 9.6"
1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector
Software Features: ASUS Exclusive Software Armoury Crate - Aura Creator - Aura Sync - AI Noise Cancelling Microphone AI Suite 3 - Performance And Power Saving Utility TurboV EVO EPU Digi+ VRM Fan Xpert 2+ - EZ update TUF GAMING CPU-Z AI Charger ASUS Turbo LAN DAEMON Tools DTS Custom for GAMING Headsets 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 TUF PROTECTION - ASUS DIGI+ VRM (Digital power design with Dr. MOS) - ASUS Enhanced DRAM Overcurrent Protection - ASUS ESD Guards - TUF LANGuard - ASUS Overvoltage Protection - ASUS SafeSlot - 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 M.2 heatsink ASUS EZ DIY - BIOS FlashBack button - BIOS FlashBack LED - Procool AURA Sync - Standard RGB headers - Addressable Gen 2 RGB header