Game FPS

Left 4 Dead 2 on GeForce RTX 5080

The GeForce RTX 5080 runs Left 4 Dead 2 at about 379 FPS at 1080p High (competitive), 368 FPS at 1440p and 317 FPS at 4K.

Calculate for your PC

FPS by resolution and preset

Average FPS and 1% low without upscaling, Ryzen 7 9800X3D processor, 32 GB of memory.

Preset	1080p	1440p	4K
Low	434286	432285	416275
Medium	400264	394260	357235
High	379250	368243	317247
Ultra	356235	341225	277216

average / 1% low

Best settings

For 60+ FPS: 4K · Ultra ~277 FPS
For 120+ FPS: 4K · Ultra ~277 FPS

Video memory

At 1440p Ultra the game uses about 2.8 GB and the card has 16 GB: enough memory.

Is the processor holding it back?

With a Ryzen 5 7600 at 1080p High: about 275 FPS (with a Ryzen 7 9800X3D: 379).

Approximate model estimate, not yet checked against measurements; typical error about ±15–20%. FRAME LAB model estimate, not a recorded benchmark: real FPS depends on the driver, game version and scene.