gpt-oss 120B · GPU comparison

gpt-oss 120B — B200 vs H100

Head-to-head AI inference benchmark comparison of B200 (NVIDIA Blackwell) and H100 (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: B200 hits 20258 tok/s/GPU, H100 hits 2622. Per-million costs land at $0.03 and $0.14 respectively. B200 is 417% cheaper per token; B200 delivers 673% more tok/s/GPU.

B200 / H100 on gpt-oss 120B at 166 tok/s/user: 15458 / 1379 tok/s/GPU, $0.04 / $0.26 per million tokens. B200 is 625% cheaper per token; B200 delivers 1021% 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: B200 runs 8726 tok/s/GPU at $0.06/M tokens, H100 runs 740 at $0.49/M. B200 is 702% cheaper per token; B200 delivers 1080% 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)
B200:20257.7H100:2621.5
B200:15458.2H100:1379.3
B200:8725.7H100:739.7
Cost ($/M tok)
B200:$0.027H100:$0.139
B200:$0.036H100:$0.262
B200:$0.061H100:$0.487
tok/s/MW
B200:9335363H100:1515329
B200:7123584H100:797303
B200:4021038H100:427578
Concurrency
B200:~219H100:~64
B200:~92H100:~17
B200:~64H100:~8

Inference Performance

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