Where do these numbers come from?

Fractal Design's published spec; card size from NVIDIA's spec page. Checked October 2026. Makers measure differently and connectors add a few millimetres, so treat a tight result as a reason to measure.

Every card in the Ridge

Will it fit

Does the NVIDIA GeForce RTX 5090 Founders Edition fit in the Fractal Design Ridge?

Doesn’t fit

No. The NVIDIA GeForce RTX 5090 Founders Edition is 12 mm too tall for the Fractal Design Ridge.

Length304 of 335 mm31 mm spare

Height137 of 125 mm12 mm over

Thickness≈40.6 of 57 mm16.4 mm spare

Exact measurements

Size	NVIDIA	Ridge	Room
Length	304 mm	335 mm	31 mm spare
Height	137 mm	125 mm	12 mm over
Thickness	≈40.6 mm	57 mm	16.4 mm spare

Fractal Design's published spec

Questions

Does the NVIDIA GeForce RTX 5090 Founders Edition fit in the Fractal Design Ridge?: No. The NVIDIA GeForce RTX 5090 Founders Edition is 12 mm too tall for the Fractal Design Ridge. Length 304 of 335 mm, height 137 of 125 mm, thickness ≈40.6 of 57 mm.
Where do these numbers come from?: Fractal Design's published spec; card size from NVIDIA's spec page. Checked October 2026. Makers measure differently and connectors add a few millimetres, so treat a tight result as a reason to measure.

Sources

Case: Fractal Design’s Ridge specifications, checked October 24, 2026. Fractal lists 335 mm length, 125 mm height ('GPU max width') and 57 mm thickness, with 70 mm for the CPU cooler.
Card: NVIDIA’s spec page, checked October 23, 2026. NVIDIA publishes the slot count, not a thickness in millimetres, and asks for room for a 3-slot (61 mm) card for airflow.

This card in other small cases

The card’s size, and all 25 cases

Other RTX 5090 cards in the Ridge

Check another pair with the fit checker.

Based on published dimensions, not a guarantee. Check cable, cooler and connector clearance before you buy.