What FPS will I get in The Elder Scrolls IV: Oblivion Remastered at 1440p?

At 1440p Ultra native, expect around 123 FPS. With DLSS Quality you can push higher.

Does GeForce RTX 5090 EPIC-X RGB support DLSS or FSR in The Elder Scrolls IV: Oblivion Remastered?

Yes — The Elder Scrolls IV: Oblivion Remastered supports dlss2, dlss3, dlss4.

Yes — the GeForce RTX 5090 EPIC-X RGB runs The Elder Scrolls IV: Oblivion Remastered at approximately 161 FPS at 1080p Ultra (native, no upscaling).

✓Yes — Excellent

Expected: 161 FPS @ 1080p Ultra (native).