Expired50% confidenceBenchmarkExact time

当前缀缓存与DFlash2投机解码同时启用时，总吞吐量下降约37%，甚至比完全不开投机解码还要慢

1

Sources

50%

Confidence

Short-term (~14 days)

Relevance

9/6/2026

First Seen

Valid until: 9/20/2026(expired)

Sources

Qwen3开DFlash2反而更慢？投机解码吞吐下降30%真相解析

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DFlash2technology Prefix Cachingconcept vLLMproduct

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