gpt-oss 120B · GPU comparison

gpt-oss 120B — H100 vs H200

Head-to-head AI inference benchmark comparison of H100 (NVIDIA Hopper) and H200 (NVIDIA Hopper) on gpt-oss 120B. Latency, throughput, and cost across LLM workloads. Use the chart controls below to switch sequences, precisions, and metrics — same interactions as the main inference chart.

Throughput at 117 tok/s/user on gpt-oss 120B: H100 hits 2622 tok/s/GPU, H200 hits 2800. Per-million costs land at $0.14 and $0.14 respectively. Cost per token is essentially tied; H200 delivers 7% more tok/s/GPU.

H100 / H200 on gpt-oss 120B at 166 tok/s/user: 1379 / 1473 tok/s/GPU, $0.26 / $0.27 per million tokens. H100 is 3% cheaper per token; H200 delivers 7% more tok/s/GPU.

Toward the upper edge of the 67–266 tok/s/user interactivity band, at 216 tok/s/user on gpt-oss 120B: H100 runs 740 tok/s/GPU at $0.49/M tokens, H200 runs 792 at $0.49/M. H100 is 2% cheaper per token; H200 delivers 7% more tok/s/GPU. (Numbers reflect the default 1k/1k · fp4 selection for this URL — table and chart below update if you change sequence, precision, or model in the controls.)

View performance-per-dollar view →

Interpolated from real benchmark data. Edit target interactivity values below to compare at different operating points.
Metric
Interactivity (tok/s/user)
Interactivity (tok/s/user)
Interactivity (tok/s/user)
Throughput (tok/s/gpu)
H100:2621.5H200:2800.1
H100:1379.3H200:1473.4
H100:739.7H200:791.5
Cost ($/M tok)
H100:$0.139H200:$0.140
H100:$0.262H200:$0.268
H100:$0.487H200:$0.495
tok/s/MW
H100:1515329H200:1618583
H100:797303H200:851677
H100:427578H200:457519
Concurrency
H100:~64H200:~64
H100:~17H200:~23
H100:~8H200:~15

Inference Performance

Inference performance metrics across different models, hardware configurations, and serving parameters.