Ultimate Guide to Quantizing AI Large Language Models: From FP32 to INT4, How to Make Large Models Perform at Full Speed on Consumer Devices?(AI 大语言模型量化终极指南:从 FP32 到 INT4,如何让大模型在消费级设备部署应用及选型?)

Ultimate Guide to Quantizing AI Large Language Models: From FP32 to INT4, How to Make Large Models Perform at Full Speed on Consumer Devices?(AI 大语言模型量化终极指南:从 FP32 到 INT4,如何让大模型在消费级设备部署应用及选型?)

——深度解析量化格式、尺寸差异与硬件适配策略(附 M3 Pro 实战指南)

个人常用办公终端设备型号:

  • Macbook Pro M3 (36G 内存定制款)

小结

  • 💡 Apple 用户闭眼选 BF16:M3 Pro 芯片的 BF16 性能碾压 FP16,18GB 内存可流畅运行 30B 级模型
  • ⚠️ INT4 是双刃剑:70B 模型塞进 36GB 内存的唯一方案,但精度损失高达 15%+
  • 🔮 未来属于 FP8:NVIDIA H100 已支持,苹果 M4 或成转折点

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