ASUS TUF GAMING B550M-PLUS WIFI II AM4 micro ATX
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About This Item
- AMD B550 micro ATX motherboard with PCIe 4.0 support
- Supports AMD Ryzen 3000 and 5000 series processors
- 2 M.2 slots for NVMe SSDs and SATA III storage
- Wi-Fi 6 and 2.5Gb Ethernet for fast connectivity
- 4 DIMM slots supporting up to 128GB DDR4 memory
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ASUS TUF GAMING B550M-PLUS WIFI II | Micro ATX AMD B550 Motherboard
The ASUS TUF GAMING B550M-PLUS WIFI II is a micro ATX motherboard built for AMD Ryzen processors, delivering military-grade durability, enhanced power delivery, and comprehensive cooling for stable gaming performance.
Slim Specs Table
| Metric | Spec |
|---|---|
| Socket | AM4 |
| Chipset | AMD B550 |
| Form Factor | micro ATX |
| Memory Support | DDR4, up to 128 GB |
| Networking | WiFi 6 + 2.5 Gb Ethernet |
Military-Grade Power Delivery
Engineered with 8+2 DrMOS power stages, this motherboard delivers clean, efficient power to AMD Ryzen 5000 and 3000 Series CPUs. TUF-certified chokes and capacitors provide 20% better temperature tolerance and 5x longer lifespan, ensuring rock-solid stability under heavy loads.
Comprehensive Cooling Solution
TUF Gaming B550M-Plus WIFI II features multiple fan headers, including dedicated CPU and chassis fan connectors, plus a heatsink design that keeps VRM temperatures in check. The 2-ounce copper PCB helps draw heat away from critical components, providing headroom for overclocking.
Future-Proof Connectivity
With support for PCIe 4.0, dual M.2 slots, and 4 SATA III ports, this motherboard handles high-speed storage and graphics cards with ease. WiFi 6 delivers up to 2.4 Gbps wireless speeds, while the 2.5 Gb Ethernet port ensures lag-free online gaming.
Enhanced Protection Features
TUUS’s SafeSlot PCIe retention system prevents GPU sag and damage, while ESD guards protect against static discharge up to ±10 kV. The stainless-steel back I/O panel offers 3x longer lifespan than standard designs, and resettable fuses protect all ports and DRAM.
Easy DIY Installation
TUF Gaming Alliance compatibility simplifies part selection, and Armoury Crate software provides centralized control of RGB lighting, fan speeds, and system settings. BIOS FlashBack™ allows updates without CPU or memory installed, making setup straightforward even for first-time builders.
Box Contents
- ASUS TUF GAMING B550M-PLUS WIFI II motherboard
- SATA cables
- User manuals and driver DVD
Check before you buy
- Confirm your AMD Ryzen CPU is compatible with AM4 socket
- Verify your case supports micro ATX form factor (244mm x 244mm)
- Check if your GPU fits with SafeSlot retention mechanism
- Confirm you have a 24-pin ATX and 8-pin EPS power supply
Frequently Asked Questions
Q: Does this motherboard support Ryzen 5000 Series processors?
A: Yes, it supports AMD Ryzen 5000, 5000 G-Series, 4000 G-Series, and 3000 Series processors with AM4 socket.
Q: What type of memory does it support?
A: It supports DDR4-SDRAM with speeds up to 4866 MHz across four DIMM slots, maximum 128 GB.
Q: Is WiFi 6 included?
A: Yes, it includes onboard WiFi 6 (802.11ax) with 2.4 Gbps theoretical bandwidth and Bluetooth 5.2.
Q: How many M.2 slots are available?
A: This motherboard has two M.2 slots supporting PCIe 3.0 and 4.0 storage devices.
Q: Can I overclock with this motherboard?
A: Yes, the robust power delivery and cooling options support CPU and memory overclocking.
The Consultant’s verdict & warranty
The ASUS TUF GAMING B550M-PLUS WIFI II offers exceptional durability and performance for gamers building AMD Ryzen systems in micro ATX cases. Its military-grade components, comprehensive cooling, and future-proof connectivity make it ideal for both gaming and content creation. Covered by the standard Manufacturer Warranty.
| Internal I/O | |
|---|---|
| Number of M.2 (M) slots | 2 |
| 12V power connector | Yes |
| Supported storage drive interfaces | M.2, PCI Express 3.0, PCI Express 4.0, SATA III |
| USB 2.0 connectors | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| TPM connector | Yes |
| Number of SATA III connectors | 4 |
| Number of COM connectors | 1 |
| Number of chassis fan connectors | 2 |
| Front panel audio connector | Yes |
| EPS power connector (8-pin) | Yes |
| CPU fan connector | Yes |
| ATX Power connector (24-pin) | Yes |
| RGB LED pin header | Yes |
| Technical details | |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| Supported processor sockets | Socket AM4 |
| Parallel processing technology support | Not supported |
| HDMI version | 2.1 |
| Motherboard form factor | micro ATX |
| Component for | PC |
| Audio | |
| Audio output channels | 7.1 channels |
| Performance | |
| Supported storage drive types | HDD & SSD |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| RAID levels | 0, 1, 10 |
| Supported processor sockets | Socket AM4 |
| Audio output channels | 7.1 channels |
| Motherboard form factor | micro ATX |
| Component for | PC |
| Processor | |
| Processor manufacturer | AMD |
| Compatible processor series | AMD Ryzen 3000 Series, AMD Ryzen 5000 Series |
| Supported processor sockets | Socket AM4 |
| Processor socket | Socket AM4 |
| Memory | |
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Supported memory types | DDR4-SDRAM |
| Memory channels | Dual-channel |
| Supported memory clock speeds | 2133,2400,2666,2800,2933,3000,3200,3333,3400,3466,3600,3733,3866,4000,4133,4200,4266,4333,4400,4466,4600,4800,4866 MHz |
| Maximum internal memory | 128 GB |
| Unbuffered memory | Yes |
| ECC сompatibility | ECC |
| Storage controllers | |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2, PCI Express 3.0, PCI Express 4.0, SATA III |
| RAID levels | 0, 1, 10 |
| Number of storage drives supported | 6 |
| RAID support | Yes |
| Graphics | |
| Parallel processing technology support | Not supported |
| Maximum resolution | 3840 x 2160 pixels |
| Rear panel I/O ports | |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| DisplayPort version | 1.2 |
| USB connector type | USB Type-A, USB Type-C |
| USB 2.0 ports quantity | 2 |
| WiFi-AP antenna jack | 1 |
| S/PDIF out port | Yes |
| PS/2 ports quantity | 1 |
| Microphone in | Yes |
| Headphone outputs | 5 |
| HDMI version | 2.1 |
| HDMI ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| DisplayPorts quantity | 1 |
| Network | |
| Ethernet LAN | Yes |
| Wi-Fi | Yes |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) |
| Wake-on-LAN ready | Yes |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Bluetooth | Yes |
| Bluetooth version | 5.2 |
| Top Wi-Fi standard | Wi-Fi 6 (802.11ax) |
| Features | |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| Supported processor sockets | Socket AM4 |
| Audio output channels | 7.1 channels |
| Motherboard form factor | micro ATX |
| Component for | PC |
| Harmonized System (HS) code | 84733020 |
| Expansion slots | |
| Number of M.2 (M) slots | 2 |
| PCI Express x1 (Gen 3.x) slots | 1 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| BIOS | |
| BIOS type | UEFI AMI |
| Clear CMOS jumper | Yes |
| BIOS memory size | 256 Mbit |
| Video | |
| Maximum resolution | 3840 x 2160 pixels |
| Software | |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Drivers included | Yes |
| Logistics data | |
| Harmonized System (HS) code | 84733020 |
| Weight & dimensions | |
| Height | 67 mm |
| Weight | 845 g |
| Width | 244 mm |
| Depth | 244 mm |
| Packaging content | |
| Drivers included | Yes |
| Cables included | SATA |
| Other features | |
| Height | 67 mm |
| Weight | 845 g |
| Identifiers | |
| Distributor SKUs | MBD-90MB19Y0-M0EAY0, 7219514, 122169, TUF GAMING B550M-PLUS WIFI II, 349063, STD10129943, STD10229149, CL90MB19Y0-M0EAY0, 12314615000 |
| Additional EANs | 4711081305712 |
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