Smart Memory Compression for LLMs

Smart Memory Compression for LLMs

Keys need more bits, values need fewer

This research introduces an adaptive quantization framework that significantly reduces memory requirements for LLMs while preserving performance.

  • Key finding: Keys and values should be treated differently - keys need higher precision than values
  • Memory reduction: Up to 8x compression of inference memory with minimal performance loss
  • Novel approach: Information-aware quantization that adapts to the unique properties of different matrix types
  • Practical implementation: Compatible with existing LLM architectures and deployment scenarios

This engineering breakthrough enables more efficient LLM deployment on resource-constrained devices and reduces operational costs for AI infrastructure.

More for Keys, Less for Values: Adaptive KV Cache Quantization

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