Best Motherboards with PCI Slots for 2026 Builds

PCI slots remain essential for legacy expansions in 2026. Whether for sound cards or niche GPUs, find top motherboards balancing modern features with PCI support. Ideal for gamers eyeing Gladiator Slots free play rigs too.

ASUS Prime X670-P

PCIe 3.0 slot + AM5 socket. Perfect for Ryzen builds.

  • 4x PCI slots
  • WiFi 6E
  • $250 price

MSI MAG B550 Tomahawk

Budget king with multiple PCI.

  • 2x PCI + PCIe 4.0
  • Robust VRM
  • $180

Gigabyte Z790 Aorus Elite

Intel powerhouse for 14th gen.

  • 3x legacy PCI
  • Thunderbolt 4
  • $320

ASRock B650 Pro RS

AMD value with extras.

  • PCI + M.2 galore
  • 2.5G LAN
  • $200

EVGA Z690 Dark

Enthusiast overkill.

  • Full PCI suite
  • OC ready
  • $450

Budget Alternatives

Under $150 options.

  • ASUS TUF B460M
  • MSI B450-A Pro

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