AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors Processors *,* Refer to www.asus.com for CPU support list

AMD B550

AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors,AMD Ryzen^TM 4000 G-Series Processor,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 *,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).

1 x DisplayPort 1.2 *,1 x HDMI 2.1(4K@60HZ),*Graphics specifications may vary between CPU types.

Supports AMD 2-Way CrossFireX Technology

* Support PCIe bifurcation for RAID on CPU function.,AMD B550 Chipset,1 x PCIe 3.0 x16 (x4 mode),3 x PCIe 3.0 x1,1 x PCIe 4.0 x16 (x16 mode),1 x PCIe 3.0 x16 (x16 mode)

AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors : ,AMD Ryzen^TM 4000 G-Series Processor : ,Total supports 2 x M.2 slot(s) and 6 x SATA 6Gb/s ports,6 x SATA 6Gb/s port(s), *²,1 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),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,Support Raid 0, 1, 10

ASUS LANGuard,Realtek® RTL8111H

Realtek ALC8877.1-Channel High Definition Audio CODEC,- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback,- LED-illuminated design,- Audio Shielding,- Dedicated audio PCB layers,- Unique de-pop circuit,- Premium Japanese audio capacitors,Audio Feature :,- Optical S/PDIF out port(s) at back panel

4 x USB 2.0 port(s)(4 x Type-A),Front USB Port ( Total 6 ),2 x USB 3.2 Gen 2 port(s)(1 x Type-A +1 x USB Type-C^®),Rear USB Port ( Total 8 ),2 x USB 3.2 Gen 1 port(s)(2 x Type-A),4 x USB 3.2 Gen 1 port(s)(4 x Type-A),2 x USB 2.0 port(s)(2 x Type-A)

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 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

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,1 x DisplayPort,1 x HDMI,1 x LAN (RJ45) port(s),2 x USB 2.0,1 x Optical S/PDIF out,5 x Audio jack(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 USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s),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 Thunderbolt header(s),2 x Aura RGB Strip Headers,1 x 8-pin EATX 12V Power connectors,1 x Thermal sensor connector(s),1 x System panel connector,1 x CPU Fan connector(s),1 x CPU OPT Fan connector(s),3 x Chassis Fan connector(s),1 x AIO_PUMP connector,1 x Addressable Gen 2 header(s),2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s),1 x SPI TPM header,6 x SATA 6Gb/s connector(s),1 x 24-pin EATX Power connector(s),1 x Front panel audio connector(s) (AAFP),1 x Clear CMOS jumper(s),1 x COM port header

1 x M.2 SSD screw package(s),User´s manual,I/O Shield,2 x SATA 6Gb/s cable(s),1 x Supporting DVD

256 Mb Flash ROM, UEFI AMI BIOS

WOL by PME, PXE

Windows® 10 64-bit

12 inch x 9.6 inch ( 30.5 cm x 24.4 cm ),ATX Form Factor

*1 PCIE 3.0 X16_2 runs x2 mode when PCIEX1_2 or PCIEX1_3 slots is populated.
*2 M2_2 shares bandwidth with SATA6G_56. When M.2_2 is populated, SATA6G_56 will be disabled.