What FPS will I get in Evolve Stage 2 at 1440p?

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

Does GeForce RTX 4090 ROG Matrix Platinum support DLSS or FSR in Evolve Stage 2?

Evolve Stage 2 does not currently support upscalers.

Yes — the GeForce RTX 4090 ROG Matrix Platinum runs Evolve Stage 2 at approximately 240 FPS at 1080p Ultra (native, no upscaling).

✓Yes — Excellent

Expected: 240 FPS @ 1080p Ultra (native). This GeForce RTX 4090 ROG Matrix Platinum is currently $8699.97 at Amazon ↗