What FPS will I get in Half-Life 2 at 1440p?

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

Does GeForce RTX 5080 WINDFORCE SFF support DLSS or FSR in Half-Life 2?

Half-Life 2 does not currently support upscalers.

Yes — the GeForce RTX 5080 WINDFORCE SFF runs Half-Life 2 at approximately 0 FPS at 1080p Ultra (native, no upscaling).

✕No — Too Weak

Expected: 0 FPS @ 1080p Ultra (native). This GeForce RTX 5080 WINDFORCE SFF is currently $1399.95 at Amazon ↗