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MCS · Rigs · Compare

Side-by-side, with the numbers that matter.

Two rigs, one table. Higher numbers win in cobalt; TDP and price flip.

0 of 20 fields comparable

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SpecOpenAI GPT-5NVIDIA HGX B200
Codex Synergy Precision Bonus12—
Fp16 Bf16 Pflops—36
FP32 TFLOPS—600
FP4 Pflops Dense—72
FP4 Pflops Sparse—144
FP64 TFLOPS—296
FP8 FP6 Pflops—72
Gpt5 Context Window Tokens K400—
Gpt5 Input PER 1M USD1.25—
Gpt5 Output PER 1M USD10—
Gpt5 Snapshotgpt-5-2025-08-07—
Gpt6 Astra Launch2026-09-03—
Gpus—8
Int8 Pops—72
Networking Bandwidth TB S—0.8
Nvlink Generation—5
Nvlink GPU TO GPU TB S—1.8
Total HBM GB—1,400
Total Nvlink Bandwidth TB S—14.4
Version Major5—