Author

Liangliang Xu

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Preprint Aug 2026

Energy-Efficient LLM Serving via Disaggregated Attention--FFN and Flexible Frequency Scaling

AFlex is a framework that jointly optimizes resource provisioning and GPU frequency scaling for disaggregated A/F serving and reduces energy per token by up to 49% over state-of-the-art disaggregated serving and 48% over frequency-scaling systems while satisfying TTFT and TPOT SLOs.

Cun-Chen Hu, Liangliang Xu, Tianyu Liu et al. · 0 citations