What FPS will I get in Crossout at 1440p?

At 1440p Ultra native, expect around 180 FPS. With DLSS Quality you can push higher.

Does GeForce RTX 5090 Founders Edition support DLSS or FSR in Crossout?

Crossout does not currently support upscalers.

Yes — the GeForce RTX 5090 Founders Edition runs Crossout at approximately 240 FPS at 1080p Ultra (native, no upscaling).

✓Yes — Excellent

Expected: 240 FPS @ 1080p Ultra (native). This GeForce RTX 5090 Founders Edition is currently $4085.00 at Newegg ↗