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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 26 fields comparable

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SpecAWS Trainium2OpenAI GPT-5
Bf16 Tflops PER Chip667—
Chips PER Trn2 Instance16—
Chips PER Ultraserver64—
Codex Synergy Precision Bonus—12
FP8 Dense Petaflops PER Chip1.3—
FP8 Sparse Petaflops PER Chip5.2—
Gpt5 Context Window Tokens K—400
Gpt5 Input PER 1M USD—1.25
Gpt5 Output PER 1M USD—10
Gpt5 Snapshot—gpt-5-2025-08-07
Gpt6 Astra Launch—2026-09-03
HBM Bandwidth TB S PER Chip2.9—
HBM Capacity GB PER Chip96—
HBM TypeHBM3—
Neuroncores PER Chip8—
Trainium3 GA2025-12-02—
Trainium3 HBM Bandwidth TB S4.9—
Trainium3 Hbm3e GB PER Chip144—
Trn2 Instance FP8 Petaflops20.8—
Trn2 Instance HBM TB1.5—
Trn3 Ultraserver FP8 Pflops362—
Trn3 Ultraserver MAX Chips144—
Ultraserver FP8 Petaflops83.2—
Ultraserver Total HBM Bandwidth TB S185—
Ultraserver Total HBM TB6—
Version Major—5