Best Motherboards with 2 GPU Slots 2026 Review

Motherboards with 2 GPU slots power dual SLI/CrossFire in 2026 gaming rigs. Review top X670E, Z890 boards for RTX 5090 setups.

PCIe 5.0 x16 slots essential for no bottleneck. Focus on VRM, cooling.

Top Picks Under $400

ASUS Prime X670-P: 2x PCIe5 x16, robust 14ph VRM.

MSI B650 Tomahawk solid budget dual GPU.

Premium 2-GPU Beasts

Gigabyte Z890 Aorus Master: 3 slots, liquid cooled.

ASRock X870E Taichi: PCIe bifurcation pro.

Key Specs to Check

Spacing >2 slots, metal reinforced.

2026 BIOS auto lane allocation.

SLI/CrossFire Compatibility 2026

NVIDIA NVLink fading; AMD Infinity best for dual 90-class.