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~75 tok/s in rtx 3090 with 90k Context, Q4-UD_K_XL [Qwen 3.8 27B]

This story is from 2026-08-23. It is preserved in the archive; the latest stories are on the live feed.

Been messing around with Qwen 27B ( Qwen3.8-27B-UD-Q4_K_XL.gguf ) and the separate MTP draft module in llama.cpp over the past few days. At first my speeds were either barely matching baseline (~50 t/s) or dropping down to ~35 t/s, but after tweaking flags and isolating bottlenecks, I finally got i…

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  1. 2026-08-23 04:30 · r/LocalLLM
    ~75 tok/s in rtx 3090 with 90k Context, Q4-UD_K_XL [Qwen 3.8 27B]

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