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AWS targets sixfold FP4 performance boost for Trainium4 by 2027

Verifying
  • AWS is developing Trainium4 as the successor to its Trainium3 AI accelerator.
  • Trainium4 targets six times Trainium3’s FP4 compute performance and fourfold memory bandwidth.
  • Trainium3 became generally available on December 2, 2025, while Trainium4 broad availability is expected around 2027.
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