Verified65% confidenceFactExact time
4-bit量化将每个参数压缩至0.5字节，理论上将140GB压缩至约35-40GB
3
Sources
65%
Confidence
Long-term
Relevance
7/11/2026
First Seen
Sources
统一内存架构揭秘：迷你PC如何运行70B大模型
hackernewshackernews7/10/2026
Related Claims
Unverified量化格式可将70B参数模型的运行内存从140GB压缩至40GB以内83% similarUnverified量化可将700亿参数模型的存储体积从FP16的约140GB压缩至INT4的约35-40GB，能在单张RTX 4090配合CPU内存卸载的消费级硬件上运行81% similarUnverified三元表示理论上每个参数只需约1.58比特，相比FP16可以带来近10倍的存储压缩78% similarVerified4-bit量化（如Q4_K_M）通常可将3B模型内存占用从约6GB压缩至约2GB，精度损失低于2-3%78% similarUnverifiedContext Mode实测数据显示315KB的原始数据可以压缩到5.4KB，达到98%的压缩率78% similar
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