ASUS TUF Gaming B550-Plus ATX Motherboard, AMD AM4 Socket — 8+2 DrMOS Power, PCIe 4.0 M.2 & USB 3.2 Gen 2 Type-A/Type-C, 2.5 Gb Ethernet, Realtek S1200A Audio with DTS Custom, AI Noise-Canceling Mic, Fan Xpert 4, Aura RGB, Thunderbolt 3 Header

General Information

The ASUS TUF Gaming B550-PLUS is a high-performance ATX motherboard designed for AMD AM4 platform builds, supporting Ryzen 5000, 4000, and 3000 series processors, including G-Series APUs. It offers PCIe 4.0 x16 GPU support, DDR4-4400+ OC speeds, and modern connectivity, making it ideal for gaming rigs, content creation workstations, and high-end desktops.

With ProCool power delivery, VRM thermal armor, and TUF Gaming features, this board provides a reliable foundation for stable performance and easy upgrades.

CPU & Socket

• Socket: AM4 – supports:
  • AMD Ryzen™ 5000, 4000, 3000 series (Zen 3, Zen 2, Zen+)
  • AMD Athlon™, APU (if compatible)
• Chipset: AMD B550 – mid-range chipset with full PCIe 4.0 support
• Memory Support:
  • 4 x DDR4 DIMM slots – dual-channel architecture
  • Max Capacity: 128GB (4x 32GB)
  • Speeds: Up to 4400+ MHz (OC) via XMP
  • Types: Non-ECC, ECC, unbuffered DDR4
  • Features:
    • XMP support for easy overclocking
    • DIMM Flex & DIMM Fit for optimal slot compatibility

Graphics & Display Output

• Integrated Graphics: Supports AMD Radeon Graphics (based on CPU)
• Display Outputs (Back Panel):
  • 1 x HDMI 2.1 – supports 4K@60Hz (with HDR)
  • 1 x DisplayPort 1.2 – supports 4K@60Hz
• Multi-Monitor Support:
  • Can drive up to 2 displays simultaneously (HDMI + DP)
• Note: For high-performance gaming, a discrete GPU is recommended.

Expansion & Connectivity

• PCIe Slots:
  • 2 x PCIe 4.0/3.0 x16 – for next-gen GPUs (supports x16 or x8/x8 modes)
  • 3 x PCIe 3.0 x16 – for expansion cards (sound, capture, etc.)
• Storage Options:
  • 2 x M.2 slots (Key M) – all support NVMe SSDs:
    • M.2_1: PCIe 4.0 x4 (max 64 Gbps)
    • M.2_2: PCIe 3.0 x4 (max 32 Gbps)
  • 6 x SATA 6Gb/s ports – for HDDs, SSDs, optical drives
• RAID Support:
  • AMD RAIDXpert2 Technology – supports RAID 0/1/5/10
  • Some PCIe slots share bandwidth with SATA ports

Networking & Wireless

• Ethernet:
  • 1 x Realtek 2.5 GbE LAN – wired gigabit connectivity
  • Supports WOL (Wake-on-LAN) and PXE boot
• Wireless:
  • M.2 (Key E) slot – for Wi-Fi/Bluetooth modules (module not included)
  • Supports Wi-Fi 6 and Bluetooth 5.0 (via optional module)
• Software Support:
  • Compatible with ASUS App Center and ASUS Control Center

USB Ports

• Rear I/O:
  • 2 x USB 3.2 Gen 2 Type-A (10 Gbps)
  • 1 x USB 3.2 Gen 2 Type-C (10 Gbps)
  • 2 x USB 3.2 Gen 1 Type-A (5 Gbps)
  • 2 x USB 2.0 Type-A (5 Gbps)
• Front Panel Headers:
  • 1 x USB 3.2 Gen 1 header (supports 2 x USB 3.2 Gen 1 ports)
  • 2 x USB 2.0 headers (supports 3 x USB 2.0 ports)

Cooling & Thermal Management

• VRM Heatsinks:
  • Large VRM heatsink for stable power delivery
  • PCH (Platform Controller Hub) heatsink for thermal regulation
• Fan Control:
  • Smart Fan 6 – automatic fan curve optimization
  • 5 x 4-pin Chassis Fan headers
  • 1 x 4-pin CPU Fan header
  • 1 x 4-pin CPU OPT Fan header
  • 1 x 4-pin AIO Pump header
• M.2 Cooling:
  • M.2 heatsink backplate
  • M.2 heatsink for NVMe SSDs
  • Prevents throttling under heavy load

RGB & Lighting

• RGB Headers:
  • 2 x Standard RGB headers – for basic lighting effects
  • 1 x Addressable Gen 2 RGB header – for advanced lighting effects
• Control Software:
  • ASUS Aura Sync – customizable lighting effects and synchronization

Protection & Build Quality

• ASUS 5X Protection:
  • DIGI+ VRM – digital power design with DrMOS
  • ESD Guards – protection against electrostatic discharge
  • LANGuard – network surge protection
  • Overvoltage Protection
  • SafeSlot – reinforced PCIe slot
  • Stainless-steel back I/O shield
• Build Material:
  • High-quality PCB with 6-layer design
  • Reinforced chassis and connectors

Special Features

• ASUS Q-Design:
  • Q-Flash Plus – update BIOS without CPU or memory
  • EZ-Latch – tool-less M.2 and PCIe slot
  • Q-DIMM – secure DIMM slot design
  • Q-Connector – simplified cable routing
  • Q-Dashboard – system monitoring
• ASUS EZ DIY:
  • BIOS FlashBack™ button – update BIOS without a CPU
  • Clear CMOS button
  • Pre-mounted I/O shield
  • SafeDIMM – prevents accidental DIMM removal
• ASUS Thermal Solution:
  • M.2 heatsink backplate
  • M.2 heatsink
  • VRM heatsink design