Core concept

V1 (2022), V2 (2023, 2x faster), V3 (2024, Hopper-optimized). Foundational for transformer inference.

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How it works

Hardware-specific kernels. Compile per architecture. Some sequence patterns unsupported.

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Trade-offs + gotchas

Every modern transformer. PyTorch integrated. vLLM + TRT-LLM depend.