Gigabyte B850 Aorus Elite WiFi7 PCIe Slots List

Gigabyte B850 Aorus Elite WiFi7 boasts premium PCIe slots for 2026 AM5 builds. PCIe 5.0 support powers next-gen GPUs and storage.

Explore all slots, configs, and compatible hardware.

Primary PCIe 5.0 x16 Slot

Full 16 lanes from CPU for RTX 5090. Metal-reinforced white slot.

  • PCIe 5.0 x16
  • 128GB/s bandwidth
  • Triple GPU cooling

Secondary PCIe x4 Slot

Chipset-driven x4 for NVMe RAID or capture cards.

  • PCIe 4.0 x4
  • Up to 8GB/s
  • M.2 sharing option

PCIe x1 Expansion Slot

Ideal for sound cards or WiFi upgrades (WiFi7 onboard).

  • PCIe 3.0 x1
  • Legacy support
  • Open-ended

M.2 Slots as PCIe Equivalents

3x M.2: PCIe 5.0 x4 primary, disables SATA on share.

  • Up to 14GB/s SSDs
  • Heatsinks included
  • RAID 0/1/10

BIOS PCIe Configurations

Bifurcate x16 to x8/x8 for SLI; Q-Flash for tweaks.

  • Above 4G decoding
  • Resizable BAR
  • Lane allocation menu

Compatible Cards 2026

RTX 50-series, RX 8000, ProArt RAID.

  • 5090 FE fits
  • Sound Blaster AE-9
  • 10GbE NICs

Frequently Asked Questions

PCIe 5.0 on B850 Aorus?

Yes, primary x16 slot full speed.

Does second GPU work?

x8 mode; enable in BIOS.

WiFi7 uses PCIe slot?

Onboard M.2 E-key, frees slots.

Max GPUs supported?

2x PCIe 5.0 viable.