Best Motherboards with 4 GPU Slots 2026

Building a powerhouse PC for gaming, rendering, or crypto in 2026 demands motherboards with 4 GPU slots. These boards enable SLI/CrossFire or multi-GPU compute, delivering unparalleled performance through PCIe bifurcation and robust power phases.

We've ranked the best options supporting NVIDIA RTX 50-series and AMD RX 8000 GPUs, focusing on stability, cooling, and future-proofing with PCIe 5.0.

ASUS ROG Crosshair X870E Hero

4x PCIe 5.0 x16 slots with supreme VRM.
  • AI overclocking
  • Q-Release mechanism
  • 2.5GbE + 5GbE

Gigabyte X870E Aorus Xtreme

Quad GPU ready with active cooling.
  • PCIe 5.0 M.2
  • Fins-Array III
  • WiFi 7

MSI MEG X870 Unify

4 dedicated GPU slots, workstation-grade.
  • 120A SPS
  • M.2 Shield Frozr
  • Debug LED

ASRock X870E Nova WiFi

Supports 4-way GPU with EZ-Latch.
  • Blazing M.2
  • Polychrome RGB
  • 10Gb LAN

Biostar X870 Valkyrie

Affordable 4 GPU support.
  • PCIe 5.0
  • Digital PWM
  • ARGB headers

NZXT N7 X870E

Sleek design with 4 PCIe slots.
  • Modular I/O
  • WiFi 6E
  • Canvas mount

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