What FPS will I get in Dead Cells at 1440p?

At 1440p Ultra native, expect around 0 FPS. With DLSS Quality you can push higher.

Does GeForce RTX 4090 GAMING X SLIM support DLSS or FSR in Dead Cells?

Dead Cells does not currently support upscalers.

Yes — the GeForce RTX 4090 GAMING X SLIM runs Dead Cells at approximately 0 FPS at 1080p Ultra (native, no upscaling).

✕No — Too Weak

Expected: 0 FPS @ 1080p Ultra (native). This GeForce RTX 4090 GAMING X SLIM is currently $3695.00 at Newegg ↗