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ShardFlow framework achieves 28 TPS on Qwen2.5-7B using speculative decoding

A developer has built ShardFlow, a distributed LLM inference framework that splits models across multiple machines and uses speculative decoding to mitigate WAN latency. Benchmarks on Qwen2.5-7B demonstrated a significant increase in throughput, reaching 28.10 TPS with speculative decoding and CUDA Graphs, compared to a baseline of 4.92 TPS. The framework also incorporates techniques like zero-copy Rust TCP relay and meta-device model slicing to optimize performance. AI

IMPACT Demonstrates a significant performance improvement for distributed LLM inference, potentially enabling more efficient deployment of large models over wide-area networks.

RANK_REASON The item details a novel implementation of speculative decoding and CUDA Graphs for distributed LLM inference, presenting benchmark results. [lever_c_demoted from research: ic=1 ai=1.0]

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AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

ShardFlow framework achieves 28 TPS on Qwen2.5-7B using speculative decoding

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The item details a novel implementation of speculative decoding and CUDA Graphs for distributed LLM inference, presenting benchmark results. [lever_c_demoted from research: ic=1 ai=1.0]
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COVERAGE [1]

  1. r/MachineLearning TIER_1 English(EN) · /u/katua_bkl ·

    28 TPS on Qwen2.5-7B across two separate cloud regions over public WAN using speculative decoding + CUDA Graphs [P]

    <!-- SC_OFF --><div class="md"><p>been building ShardFlow for the past few months, a distributed LLM inference </p> <p>framework that splits any HuggingFace transformer across N GPU machines and uses </p> <p>neural speculative decoding to deal with WAN latency.</p> <p>the setup f…