ASUS TUF Gaming B650-Plus WiFi M.2 Slots: Expert Tips 2026

The ASUS TUF Gaming B650-Plus WiFi motherboard dominates 2026 AM5 builds with four M.2 slots, PCIe 5.0 support, and rock-solid VRM for Ryzen 9000 series.

Optimize your storage with our detailed slot guide, configs, and tips for RAID, cooling, and max throughput in gaming or workstation setups.

M.2 Slot Layout and Specs

Four slots: 1x PCIe 5.0 x4, 2x PCIe 4.0 x4, 1x PCIe 4.0 x2 + SATA.

  • M.2_1: CPU-direct PCIe 5.0 (up to 14GB/s)
  • M.2_2/3: Chipset PCIe 4.0
  • M.2_4: Shared bandwidth

Installation Best Practices

Use included heatsinks; populate in order for best sharing.

  • Thermal pads mandatory for 5.0 SSDs
  • Cable routing avoids interference

RAID and Speed Optimization

Enable AMD RAID in BIOS for striped arrays up to 28GB/s combined.

  • BIOS RAID mode: NVMe
  • Test with ATTO benchmark

Troubleshooting Slot Issues

Non-detection? Check CPU lanes and BIOS version.

  • Update to 2026 AGESA 1.2.0.3
  • Disable Secure Boot temporarily