Which T1 layout does it need?

Set for a 2.75-slot card, which leaves 58 mm for the CPU cooler.

Where do these numbers come from?

NCASE's published spec; card size from Gigabyte'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 T1

Will it fit

Does the Gigabyte GeForce RTX 5070 Windforce OC SFF 12G fit in the FormD T1 V2.5?

Fits

Yes. The Gigabyte GeForce RTX 5070 Windforce OC SFF 12G fits the FormD T1 V2.5 with 43 mm of length to spare.

Length282 of 325 mm43 mm spare

Height110 of 140 mm30 mm spare

Thickness≈2.46 of 2.75 slots0.29 slots spare

Exact measurements

Size	Gigabyte	T1	Room
Length	282 mm	325 mm	43 mm spare
Height	110 mm	140 mm	30 mm spare
Thickness	≈2.46 slots	2.75 slots	0.29 slots spare

Set for a 2.75-slot card, leaving 58 mm for the CPU cooler.

NCASE's published spec

Rather have it built?

We build the RTX 5070 into small PCs by hand, each tested and shipped with its own benchmark results.

Questions

Does the Gigabyte GeForce RTX 5070 Windforce OC SFF 12G fit in the FormD T1 V2.5?: Yes. The Gigabyte GeForce RTX 5070 Windforce OC SFF 12G fits the FormD T1 V2.5 with 43 mm of length to spare. Length 282 of 325 mm, height 110 of 140 mm, thickness ≈2.46 of 2.75 slots.
Which T1 layout does it need?: Set for a 2.75-slot card, which leaves 58 mm for the CPU cooler.
Where do these numbers come from?: NCASE's published spec; card size from Gigabyte'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: NCASE’s T1 specifications, checked October 24, 2026. NCASE (which now makes the FormD T1) lists cards up to 140 x 325 mm and 3.25 slots, with CPU cooler height falling 5 mm for each quarter slot of card thickness.
Card: Gigabyte’s spec page, checked October 23, 2026.
The T1 trades card thickness against CPU cooler height: 73 mm of cooler with a 2-slot card, 48 mm with a 3.25-slot card.

This card in other small cases

The card’s size, and all 25 cases

Other RTX 5070 cards in the T1

Check another pair with the fit checker.

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