Antec case compatibility

Antec C8 GPU compatibility

Check graphics-card fit for the Antec C8 using length, cable/height and thickness checks.

440mmmaximum GPU length
Manufacturer verified

200mmside-panel envelope used by FitMyPC
FitMyPC estimate

90mmGPU thickness envelope
FitMyPC estimate

Radiator support stored: top 360mm, side 360mm.

Use this case in the calculator Browse GPUs

Manufacturer source checked

Verified fields: maxGpuLength, radiatorSupport.top, radiatorSupport.side

Antec specifies up to 440mm GPU length and up to 360mm radiators at top and side.

Official manufacturer source ↗

Checked 2026-08-29

How many GPUs pass the default check?

With no radiator selected, 234 of 234 GPU records pass FitMyPC's dimensional checks for this case.

Estimated case side-panel or thickness fields remain estimates even when GPU length is manufacturer verified. Verify current manufacturer documentation before purchase.

Exact compatibility pages

Manufacturer-sourced GPUs checked against this case.

NVIDIA GeForce RTX 5090 Founders EditionPass · 136mm length margin NVIDIA GeForce RTX 5080 Founders EditionPass · 136mm length margin NVIDIA GeForce RTX 5070 Founders EditionPass · 198mm length margin NVIDIA GeForce RTX 4090 Founders EditionPass · 136mm length margin NVIDIA GeForce RTX 4080 SUPER Founders EditionPass · 136mm length margin NVIDIA GeForce RTX 4070 SUPER Founders EditionPass · 196mm length margin ASUS ROG Astral GeForce RTX 5090Pass · 82.4mm length margin ASUS TUF Gaming GeForce RTX 5090Pass · 92mm length margin ASUS ROG Astral GeForce RTX 5080Pass · 82.4mm length margin ASUS TUF Gaming GeForce RTX 5080Pass · 92mm length margin ASUS Prime GeForce RTX 5080Pass · 136mm length margin ASUS TUF Gaming GeForce RTX 5070 TiPass · 111mm length margin ASUS Prime GeForce RTX 5070 TiPass · 136mm length margin ASUS TUF Gaming GeForce RTX 5070Pass · 111mm length margin ASUS Prime GeForce RTX 5070Pass · 136mm length margin MSI GeForce RTX 5090 SUPRIM SOCPass · 81mm length margin MSI GeForce RTX 5080 SUPRIM SOCPass · 81mm length margin MSI GeForce RTX 5080 GAMING TRIO OCPass · 102mm length margin MSI GeForce RTX 5080 VENTUS 3X OCPass · 137mm length margin MSI GeForce RTX 5070 Ti GAMING TRIO OCPass · 102mm length margin MSI GeForce RTX 5070 Ti VENTUS 3X OCPass · 137mm length margin MSI GeForce RTX 5070 GAMING TRIO OCPass · 102mm length margin Gigabyte AORUS GeForce RTX 5090 MASTERPass · 80mm length margin Gigabyte GeForce RTX 5090 GAMING OCPass · 98mm length margin Gigabyte GeForce RTX 5090 WINDFORCE OCPass · 98mm length margin Gigabyte GeForce RTX 5070 Ti GAMING OCPass · 98mm length margin ZOTAC GAMING RTX 5090 SOLID OCPass · 110.3mm length margin ZOTAC GAMING RTX 5080 SOLID OCPass · 110.3mm length margin AMD Radeon RX 7900 XTX ReferencePass · 153mm length margin Sapphire NITRO+ Radeon RX 9070 XTPass · 109.2mm length margin Sapphire PURE Radeon RX 9070 XTPass · 120mm length margin Sapphire PULSE Radeon RX 9070 XTPass · 120mm length margin PowerColor Red Devil Radeon RX 9070 XTPass · 100mm length margin PowerColor Hellhound Radeon RX 9070 XTPass · 113mm length margin ASRock Radeon RX 9070 XT TaichiPass · 110mm length margin

How FitMyPC checks this case

FitMyPC compares exact GPU length, height plus power-cable allowance, and card thickness. Front-mounted radiators can further reduce usable GPU length.