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Asus Prime B550M-A WIFI II Motherboard

Build a powerful AMD Ryzen system in a compact form factor with the PRIME B550M-A WIFI II Micro-ATX DDR4 Motherboard from ASUS. Powered by the AMD B550 chipset, this motherboard supports Ryzen 5000, 4000, and 3000 series processors with the AM4 socket. Designed for power, this micro-ATX motherboard utilizes the PCIe 4.0 data bandwidth to deliver high performance for intensive tasks such as gaming, video editing, and more. Use up to 128GB of dual-channel DDR4 memory, reaching 4866 MHz when overclocked, thanks to four memory slots. Storage wise, this motherboard supports two M.2 slots and four SATA III ports, which can be configured into RAID 0, 10, or 10 configurations. The PCIe 4.0 x16 slot can accommodate a high-end graphics card, while the additional PCIe 3.0 x16 and PCIe 3.0 x1 slots are available for compatible expansion cards.

# of #

$189.95

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Availability

Out of Stock

Quick Specs

  • CPU Socket AM4
  • Micro-ATX Form Factor
  • AMD B550 Chipset
  • AM4 Socket
  • 4 x Dual-Channel DDR4-4866 (OC)
  • 4 x SATA III | 2 x M.2
  • 1 x PCIe 4.0 x16, 1 x PCIe 3.0 x16 Slots
  • 2 x PCIe 3.0 x1 Slot
  • Gigabit LAN Port
  • Wi-Fi 6 (802.11ax) | Bluetooth 5.2
  • Supports Windows 11 (64-Bit)
CPU
Chipset
AMD B550
CPU Socket
AM4
Back Panel I/O
USB
2x USB-A (USB 3.1/3.2 Gen 2)
4x USB-A (USB 3.0 / 3.1/3.2 Gen 1)
Thunderbolt
No
Display
1x DVI-D
1x HDMI
1x VGA
Audio
3x 1/8" / 3.5 mm
Ethernet / Controller
1x Gigabit
PS/2
1x Combo
Buttons
BIOS Flashback, Clear CMOS
Memory
Memory Slots
4x 288-Pin
Memory Support
DDR4 2133, 2400, 2666, 2933, 3000, 3200, 3333, 3400, 3466, 3600, 3733, 3866, 4000, 4133, 4200, 4266, 4333, 4400, 4466, 4600, 4800, 4866 MT/s
Maximum Capacity
128 GB
Channel Architecture
Dual Channel
Storage Expansion
SATA
4x SATA III
Storage Slots
2x M.2 (M Key) 2242, 2260, 2280, 22110 (PCIe 4.0 x4)
Optane Memory Support
No
RAID Support
RAID 0, 1, 10
Internal I/O
Expansion Slots
1x PCIe 4.0 x16
1x PCIe 3.0 x16
2x PCIe 3.0 x1
USB
1x USB 3.0 / 3.1/3.2 Gen 1 Header (Supports 2 USB-A Port)
2x USB 2.0 Header (Supports 4 USB-A Port)
Air Cooling
2x 4-Pin CPU
Power Connectors
1x 24-Pin Mainboard
1x 8-Pin ATX
Security
TPM Header
LED Header
2x RGB
Audio
1x S/PDIF
1x Speaker
Diagnostics
Clear CMOS, Flash BIOS
BIOS
ROM
256 Mb
Front Panel I/O
Front Panel I/O
AAFP, USB 3.0 / 3.1/3.2 Gen 1
Audio
Audio Codec
Realtek (7.1-Channel)
Wireless
Wi-Fi
Wi-Fi 6 (802.11ax) with MU-MIMO Support
Bluetooth
5.2
Software
OS Compatibility
Windows 10 to 11 (64-Bit Only)
Physical
Form Factor
Micro-ATX
Dimensions
9.6 x 9.6" / 24.4 x 24.4 cm