
ASUS AMD B550M PRIME B550M-A WIFI II (Ryzen AM4) Micro-ATX Motherboard, DDR4 128GB, PCIe 4.0, 2x M.2, Wi-Fi 6, 1Gb LAN, USB 3.2 Gen 2
Part number MBA-B550M-A-PRIMEWF2
Includes GST · $14.81 GST
Low stock (3)Ships from an interstate branch — $35, 1–3 business days. Express is not available on this item right now because the stock is not in a local warehouse.
Need it installed? Ask for a supply-and-install quote — usually cheaper than sourcing an installer separately.
Description
AMD AMD B550M PRIME B550M-A WIFI II (Ryzen AM4) Micro-ATX Motherboard•AMD AM4 Socket: Ready for Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
•Comprehensive Cooling: VRM heatsink, PCH heatsink, hybrid fan headers, and Fan Xpert 2+ utility
•Ultrafast Connectivity: Dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A support
•Aura Sync RGB Lighting: Onboard addressable Gen 2 header and RGB headers for RGB LED strips, easily synced with Aura Sync-capable hardware
•4-Year Premium Warranty: Register here to extend from the standard 3-Year program.
SPECIFICATIONS
Model
PRIME B550M-A WIFI II
CPU
*Refer to www.asus.com for CPU support list.
Memory
4 x DIMM, Max. 128GB, DDR4
4866(OC)/4800(OC)/4600(OC)/4466(OC)/4400(OC)/4333(OC)/4266(OC)/4200(OC)/4133(OC)/4000(OC)/3866(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133, 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), and memory frequency support depends on the CPU types.
Graphics
1 x D-Sub port
1 x DVI-D port
1 x HDMI® port**
* Graphics specifications may vary between CPU types.
** Supports 4K@60Hz as specified in HDMI 2.1.
Expansion Slots
AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors
1 x PCIe 4.0 x16 slot (supports x16 mode)
AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors
1 x PCIe 3.0 x16 slot (supports x16 mode)
AMD B550 Chipset
2 x PCIe 3.0 x1 slots
Storage
AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes)
AMD Ryzen™ 4000 G-Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes)
AMD B550 Chipset
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes)
4 x SATA 6Gb/s ports
Support RAID 0, 1, 10
Ethernet
ASUS LANGuard
Wireless & Bluetooth
Wi-Fi 6,
2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
Supports 2.4/5GHz frequency band
Bluetooth v5.2
USB
1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
2 x USB 2.0 headers support additional 4 USB 2.0 ports
2 x USB 3.2 Gen 2 ports (2 x Type-A)
4 x USB 3.2 Gen 1 ports (4 x Type-A)
Audio
Realtek 7.1 Surround Sound High Definition Audio CODEC*
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- Supports up to 24-Bit/192 kHz playback
BIOS
256 Mb Flash ROM, UEFI AMI BIOS
Manageability
WOL by PME, PXE
- Australia-wide deliveryMelbourne metro typically 1–3 business days.
- Full manufacturer warrantyWe administer claims for you.
- Installed by the people who sell itAsk for a combined supply-and-install price.
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Want this installed properly?
We install this equipment on Melbourne sites every week. Ask for a supply-and-install quote and you get one supplier, one warranty conversation and a system commissioned by the people who sold it to you.
Get in touch
Ask about ASUS AMD B550M PRIME B550M-A WIFI II (Ryzen AM4) Micro-ATX Motherboard, DDR4 128GB, PCIe 4.0, 2x M.2, Wi-Fi 6, 1Gb LAN, USB 3.2 Gen 2
Quantities, lead time, compatibility or a supply-and-install price on the MBA-B550M-A-PRIMEWF2 — send it through and we will come back the same business day.
- Trade-informed pricingDistributor cost plus a transparent margin, not a retail markup.
- Anything in the rangeThe catalogue online is a fraction of what we can order — ask for a part number.
- Supply and installWant it fitted? Ask for a combined quote; the labour is usually where the saving is.
- Australia-wide deliveryMelbourne metro 1–3 business days, with express where the stock is local.