(800)474-4278
(800)474-4278

ASUS Motherboard PRIME B550-PLUS B550 AMD Ryzen AM4 Max.128GB DDR4 ATX

PRIME B550-PLUS
ASUS Motherboard PRIME B550-PLUS B550 AMD Ryzen AM4 Max.128GB DDR4 ATX
PRIME B550-PLUS
ASUS Motherboard PRIME B550-PLUS B550 AMD Ryzen AM4 Max.128GB DDR4 ATX
PRIME B550-PLUS
ASUS Motherboard PRIME B550-PLUS B550 AMD Ryzen AM4 Max.128GB DDR4 ATX
PRIME B550-PLUS
ASUS Motherboard PRIME B550-PLUS B550 AMD Ryzen AM4 Max.128GB DDR4 ATX
PRIME B550-PLUS
ASUS Motherboard PRIME B550-PLUS B550 AMD Ryzen AM4 Max.128GB DDR4 ATX
PRIME B550-PLUS
ASUS Motherboard PRIME B550-PLUS B550 AMD Ryzen AM4 Max.128GB DDR4 ATX
(Click to see larger image and other views)
Product Details
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.

Detail Specifications
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

Warranty Information
3 Years



SKU: MBAM4B550-PRIME B550-PLUS
Weight: 4 lbs
Brand: ASUS
128 GB DDR4 SDRAM Maximum RAM - DIMM, UDIMM - 4 x Memory Slots - Gigabit Ethernet - HDMI - DisplayPort - 6 x SATA Interfaces
Chipset: B550
CPU Type: AM4
# of Memory Slots: 4
Brand: ASUS
Memory Technology: DDR4 Support
Form Factor: ATX
List Price: $169.99
Price: $159.99
You Save: $10.00 (6%)
Product Reviews
Rate this product: Like it  Like it Don't like it  Don't like it