Skip to content
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 16 fields comparable

⇄ swap sides
SpecOpenAI GPT-5 CoreNVIDIA GB200
Blackwell Gpus2
Codex Synergy Precision Bonus12
Context Window Tokens M2
CPU Memory Bandwidth GB S MAX512
CPU Memory Lpddr5x GB MAX480
FP8 Pflops20
Grace Cpus1
HBM Bandwidth TB S16
Nvfp4 Pflops Dense20
Nvfp4 Pflops Sparse40
Nvlink Bandwidth TB S3.6
Nvlink C2C Bandwidth GB S900
Pricing Input PER 1M USD12
Pricing Output PER 1M USD60
Total Hbm3e GB372
Version Major5
Compare · OpenAI GPT-5 Core vs NVIDIA GB200 · MadCoolStuff