Balancing FP8 Computation Accuracy and Efficiency on Digital CIM via Shift-Aware On-the-fly Aligned-Mantissa Bitwidth Prediction

Liang Zhao, Kunming Shao, Zhipeng Liao, Xijie Huang, Tim Kwang-Ting Cheng, Chi-Ying Tsui, Yi Zou

IEEE TVLSI 2026IEEE Transactions on Very Large Scale Integration (VLSI) Systems (TVLSI)Co-first author

arXiv

FP8 DCIM overview

A software-hardware co-design for FP8 digital CIM that predicts aligned-mantissa bitwidth on the fly, balancing computation accuracy against energy efficiency during inference.

Citation

Liang Zhao, Kunming Shao, Zhipeng Liao, Xijie Huang, Tim Kwang-Ting Cheng, Chi-Ying Tsui, and Yi Zou. Balancing FP8 Computation Accuracy and Efficiency on Digital CIM via Shift-Aware On-the-fly Aligned-Mantissa Bitwidth Prediction. IEEE Transactions on Very Large Scale Integration (VLSI) Systems, 2026.