Small-form-factor PCs · Greater Chicago

Will it fit

Will it fit · RTX 5090

How big is the ASUS TUF Gaming GeForce RTX 5090 OC?

348 mm long, 146 mm tall and 72 mm thick (3.6 slots). It fits 14 of the 25 cases we list, 5 only just.

Length
348mm13.7 in
Height
146mm5.7 in
Thickness
72mm2.8 in
Slots
3.6slots

Source: ASUS’s spec page, checked October 23, 2026.

Questions

How big is the ASUS TUF Gaming GeForce RTX 5090 OC?
The ASUS TUF Gaming GeForce RTX 5090 OC is 348 mm long, 146 mm tall and 72 mm thick (3.6 slots), from ASUS's spec page.
Which small form factor cases does the ASUS TUF Gaming GeForce RTX 5090 OC fit?
It fits 5 of the 16 small form factor cases we list: the Cooler Master NR200P V2, Jonsbo Z20, Lian Li A3-mATX, NCASE M2 and SSUPD Meshroom S V2. In the Cooler Master NR200P V2, NCASE M2 and SSUPD Meshroom S V2 it's tight.
Which mid-tower cases does the ASUS TUF Gaming GeForce RTX 5090 OC fit?
It fits all 9 mid-tower cases we list. In the Fractal Design North and HYTE Y60 it's tight.
Where do these numbers come from?
Card size from ASUS's spec page, checked October 2026. Case limits are each case maker's published spec, unless the case's page says Respec measured it. Makers measure differently and connectors add a few millimetres, so treat a tight result as a reason to measure.

Every case we list

Each case’s page has its limits and the maker’s source.

Other RTX 5090 cards

Check it against one case with the fit checker.

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