What FPS will I get in Total War: WARHAMMER II at 1440p?

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

Does GeForce RTX 4090 AERO OC support DLSS or FSR in Total War: WARHAMMER II?

Total War: WARHAMMER II does not currently support upscalers.

Yes — the GeForce RTX 4090 AERO OC runs Total War: WARHAMMER II at approximately 240 FPS at 1080p Ultra (native, no upscaling).

✓Yes — Excellent

Expected: 240 FPS @ 1080p Ultra (native). This GeForce RTX 4090 AERO OC is currently $3149.95 at Amazon ↗