Unverified50% confidenceFactExact time
70B级别的模型即便经过量化，往往也需要40GB以上显存或多卡配置
1
Sources
50%
Confidence
Long-term
Relevance
7/7/2026
First Seen
Sources
本地部署大模型完全指南：工具选择与硬件配置
hackernewshackernews7/3/2026
Related Claims
Unverified支持128K上下文的70B参数模型的KV Cache满负荷时可能需要数百GB显存，超过单张H100的80GB显存容量82% similarUnverified量化格式可将70B参数模型的运行内存从140GB压缩至40GB以内78% similarUnverifiedA100 40GB与80GB版本主要差异在显存，80GB可支持更大batch和更长上下文训练，价格通常高30%-50%，跑百亿参数以上模型才需要80GB版78% similarUnverified单个70B参数模型可能占用40GB以上显存，单张A100仅能承载极有限的并发请求77% similarUnverified一个70B参数模型经Q4_K_M量化后约占40GB存储空间，在RTX 4090配合CPU内存卸载可达每秒10-20个token的推理速度76% similar
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