AMD B550 (Ryzen AM4) ATX gaming motherboard with PCIe 4.0, dual M.2, 10 DrMOS power stages, 2.5 Gb Ethernet, HDMI, DisplayPort, SATA 6 Gbps, USB 3.2 Gen 2 Type-A and Type-C, and Aura Sync RGB lighting support
AMD AM4 socket: Ready for 3rd Gen AMD Ryzen™ processors
Enhanced power solution: 8+2 DrMOS power stages, ProCool sockets, military-grade TUF components, and Digi+ VRM for maximum durability
Comprehensive cooling: VRM heatsink, PCH fanless heatsink, M.2 heatsink, hybrid fan headers and Fan Xpert 4 utility
Next-gen connectivity: PCIe 4.0 M.2, USB 3.2 Gen 2 Type-A and Type-C support
Made for online gaming: 2.5 Gb Ethernet, M.2 slot (Key E) for Wi-Fi module, TUF LANGuard, and Turbo LAN technology
Realtek S1200A codec: Pristine audio quality with unprecedented 108 dB signal-to-noise ratio for stereo line out and 103 dB SNR for line in
AI noise-canceling microphone: provides crystal-clear in-game voice communication
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)/4000(O.C.)/3866(O.C.)/3600(O.C.)/3466(O.C.)/3200/3000/2800/2666/2400/2133 MHz Un-buffered Memory *
Dual Channel Memory Architecture
ECC Memory (ECC mode) support varies by CPU.
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
Graphic
1 x DisplayPort 1.4 **
1 x HDMI 2.1(4K@60HZ)
*Graphics specifications may vary between CPU types.
**Support DisplayPort 1.4 with max. resolution of 4096 x 2304 @60Hz. Please refer to www.intel.com for any update.
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 *1
* Support PCIe bifurcation for RAID on CPU function.
Multi-GPU Support
Supports AMD 2-Way CrossFireX Technology
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 & 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 & PCIE 3.0 x 4 mode)*2
6 x SATA 6Gb/s port(s),
Support Raid 0, 1, 10
LAN
Realtek RTL8125B 2.5Gb Ethernet
TUF LANGuard
Wireless Data Network
M.2 slot only (Key E) (Support PCIe interface)*
*Wi-Fi module is sold separately.
Audio
Realtek ALC S1200A 7.1 Surround Sound High Definition Audio CODEC
– Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback
Audio Feature :
– Exclusive DTS Custom for GAMING Headsets.
– Optical S/PDIF out port(s) at back panel
– Audio cover
– Audio Shielding
– Dedicated audio PCB layers
– Premium Japanese audio capacitors
– Unique de-pop circuit
Operating System
Windows® 10 64-bit
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)( x Type-A)
2 x USB 2.0 port(s)( 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)
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
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
Back I/O Ports
1 x DisplayPort
1 x HDMI
1 x LAN (2.5G) 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 (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)
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 & PCIe 4.0 x4 mode)
1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)
1 x M.2 with E key for Wi-Fi module
1 x SPI TPM header
6 x SATA 6Gb/s connector(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
User’s manual
I/O Shield
2 x SATA 6Gb/s cable(s)
1 x Supporting DVD
1 x TUF Gaming Sticker
1 x TUF Certification card(s)
1 x M.2 SSD screw package(s)
1 x M.2 Rubber Package(s)
BIOS
256 Mb Flash ROM, UEFI AMI BIOS
Form factor
ATX Form Factor
12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )
Manageability
WOL by PME, PXE
Warranty
3 Years
Note*
*1 PCIE 3.0 X16_2 runs x1 mode when any of the PCIe 3.0 x1 slots is occupied.
*2 M2_2 shares bandwidth with SATA6G_56. When M.2_2 is populated, SATA6G_56 will be disabled.
Price, feature and specifications are subject to change without notice.
Mother Board, Intel CPU Supported, MSI
Mother Board, Gigabyte, Intel CPU Supported
