Unverified50% confidenceFactExact time

随着上下文长度增加，KV缓存的显存占用可达总显存的60%以上

1

Sources

50%

Confidence

Long-term

Relevance

7/7/2026

First Seen

Sources

DeepSeek开源DiSpark：不换显卡让AI推理提速85%

bilibili枫叶边城7/4/2026

Related Claims

UnverifiedKV缓存随上下文长度增加，显存占用可达总显存的60%以上84% similar Unverified传统KV缓存实现预先分配最大长度连续显存块，导致平均60%-80%的预分配内存被浪费78% similar Unverified传统LLM推理中KV Cache的内存管理导致60%-80%的显存被浪费68% similar Unverified在 Transformer 推理中，KV 缓存占用的显存可达总显存的 30%-60%68% similar Unverified传统LLM推理中，KV Cache的内存管理导致60%-80%的GPU显存被浪费67% similar

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