Qwen3.8 27B int4 with Dflash2 at 165t/s and 18M kv cache pool on dual 3090
This story is from 2026-08-28. It is preserved in the archive; the latest stories are on the live feed.
Hardware - 2× 3090 24GB - Ryzen 5 5600 - DDR4 96GB - WD_BLACK SN850X 2TB NVMe Software - vLLM 0.28.0 + patches (see recipe) - LMCache 0.5.4rc5 (54GB RAM L1 + 1.5TB NVMe L2) Model - cyankiwi/Qwen3.8-27B-AWQ-INT4 - DFlash2-W4A16 - fp8 KV - GPU KV cache size: 417,610 tokens The W4A16 is quant by me, y…
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- 2026-08-28 16:44 · r/LocalLLaMA
Qwen3.8 27B int4 with Dflash2 at 165t/s and 18M kv cache pool on dual 3090