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ATX motherboard with black and yellow heatsinks, AM4 socket, four DDR4 slots, dual M.2, 2.5Gb LAN, HDMI 2.1

ASUS

ASUS TUF GAMING B550-PLUS AMD motherboard

SKU CH-WNPG-0515R

ATX board for AMD AM4 CPUs with PCIe 4.0, 2.5 Gb LAN, dual M.2 slots, USB 3.2 Gen 2 Type-C and SupremeFX audio

  • ProcessorSupports AMD Ryzen 5000 / 4000 G / 3000 Series Pro
  • ChipsetAMD B550
  • CPU socketAM4
  • Memory slot count4 × 288pin (DDR4)
  • Max supported RAM128 GB
  • Memory channelsDual Channel
  • Ready for Ryzen 5000 with AM4 socket and PCIe 4.0 support
  • Stable power for high-core CPUs via 8+2 DrMOS stages and alloy chokes
  • Cool operation from fanless VRM heatsink and Fan Xpert 4 control
  • Fast wired networking with 2.5 Gb LAN and LANGuard protection
  • SupremeFX S1220A audio with DTS Sound Unbound and AI noise-cancelling mic

AM4 Socket Ryzen Platform

This ATX motherboard uses the AMD B550 chipset and AM4 socket to support Ryzen 5000, 4000 G and 3000 series processors. It provides four DDR4 memory slots with dual-channel architecture and a maximum capacity of 128GB. PCIe 4.0 connectivity is available for the primary graphics slot and one M.2 drive.

Builders Seeking Wired Gaming Features

The board suits users who want 2.5 Gb LAN, HDMI 2.1 video output and USB 3.2 Gen 2 Type-C front-panel access without paying for premium chipsets. Builders needing Wi-Fi, Bluetooth or more than two M.2 sockets should consider other models. The lack of integrated wireless may also disappoint compact-system builders.

PCIe 4.0 M.2 Slot Determines NVMe Speed

One M.2 slot operates at PCIe 4.0 x4 while the second runs at lower bandwidth, so the fastest NVMe drive must occupy the top slot. This single high-speed slot is the specification that decides whether the board matches a high-performance storage plan.

How it compares

Measured against everything we stock in Motherboards for AMD CPUs, at today’s prices. Recalculated every night.

Price $111.99
Cheaper than about 72% of the 1,906 comparable items (median $224.49).

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Specifications

Product
Brand nameASUS
Model nameTUF GAMING B550-PLUS
Part numberTUF GAMING B550-PLUS
Processor
ProcessorSupports AMD Ryzen 5000 / 4000 G / 3000 Series Pro
CPU socketAM4
ChipsetAMD B550
Memory
Memory slot count4 × 288pin (DDR4)
Max supported RAM128 GB
Memory channelsDual Channel
ECC supportECC Memory (ECC mode) support varies by CPU.

Questions about this item

Should I pick a Ryzen 5000 or 3000 series CPU for this AM4 board?

Both 3000 and 5000 series processors are supported; 5000 series may need a BIOS update before first boot.

What does the 2.5 Gb LAN actually deliver in daily use?

It provides up to 2.5 gigabit wired throughput, useful for fast NAS transfers and low-latency gaming when paired with a matching switch.

How fast is the PCIe 4.0 M.2 slot in practice?

The primary M.2 runs at PCIe 4.0 x4, giving NVMe drives full Gen 4 bandwidth for quick game loads and large file moves.

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