RTX 5080 vs RTX 4090
Signed, community-submitted decode tok/s, prefill, and TTFT for RTX 5080 vs RTX 4090 — every number links to the run it came from.
No overlapping RTX 5080 ↔ RTX 4090 benchmarks yet.
We don't have a submitted run that covers both sides of this comparison yet. Run the suite on either side to populate this page:
$ pipx install llm-speed && llm-speed bench
See also: RTX 5080 benchmarks · RTX 4090 benchmarks · All hardware · All models · Methodology