Small-form-factor PCs · Greater Chicago

Will it fit

Will it fit · RTX 5090

How big is the MSI GeForce RTX 5090 32G Gaming Trio OC?

359 mm long, 149 mm tall and 70 mm thick (about 3.44 slots). It fits 10 of the 25 cases we list, 3 only just.

Length
359mm14.1 in
Height
149mm5.9 in
Thickness
70mm2.8 in
Slots
≈3.44slots

≈ worked out from the thickness at 20.32 mm a slot: MSI publishes millimetres, not slots.

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

Questions

How big is the MSI GeForce RTX 5090 32G Gaming Trio OC?
The MSI GeForce RTX 5090 32G Gaming Trio OC is 359 mm long, 149 mm tall and 70 mm thick (about 3.44 slots), from MSI's spec page. MSI publishes the thickness, not a slot count; the slots are worked out at 20.32 mm each.
Which small form factor cases does the MSI GeForce RTX 5090 32G Gaming Trio OC fit?
It fits 3 of the 16 small form factor cases we list: the Jonsbo Z20, Lian Li A3-mATX and NCASE M2. In the Jonsbo Z20 and NCASE M2 it's tight.
Which mid-tower cases does the MSI GeForce RTX 5090 32G Gaming Trio OC fit?
It fits 7 of the 9 mid-tower cases we list. In the Corsair 4000D Airflow it's tight. It doesn't fit the Fractal Design North or HYTE Y60.
Where do these numbers come from?
Card size from MSI'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.