Unverified50% confidenceFactExact time
Speculative decoding can achieve several-fold improvements in inference throughput when the draft acceptance rate is high.
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50%
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Long-term
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9/12/2026
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Partially VerifiedA higher acceptance rate means the draft model's guesses are more accurate and the large model needs to redo less work, which directly determines the actual speedup achieved by speculative decoding.79% similarVerifiedSpeculative decoding typically delivers a 2–3× speedup in practical applications.74% similarUnverified14倍的提升由多因子叠加而来：批处理贡献3-4倍、内存优化贡献1.5-2倍、会话复用与线程调优再叠加若干73% similarVerifiedHigh-intensity reasoning configurations typically entail higher costs and longer response times, trading response speed for logical rigor.73% similar
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