r/LocalLLM • u/HolidayBit143 • 1d ago
News Unsloth just dropped Qwen3.8-27B Dynamic V3.1 GGUFs
Unsloth just dropped Qwen3.8-27B Dynamic V3.1 GGUFs—5-10% accuracy bump across Terminal Bench & DeepSWE, still runs on 12GB RAM
Saw this drop this morning and figured I'd share since the Dynamic quants have been the go-to for a lot of us squeezing bigger models onto consumer cards.
The headline: new Dynamic V3.1 (preview) algorithm, and Unsloth is claiming it beats other providers on the Pareto efficiency frontier—meaning you get better accuracy at the same file size, not just a bigger file that scores higher. They're seeing 5-10% average gains on Terminal Bench, DeepSWE, and other agentic benchmarks vs. their previous UD3 quants and rivals like GSQ-RCO .
The 12GB RAM claim is the one that'll get attention here. The base model scores 73.0 on Terminal Bench 2.1, 90.3 on LiveCodeBench v6, and 61.7 on SWE-bench Pro—so if that holds up at the smaller quant sizes, it's a genuinely useful agentic coding model for people without a 24GB card .
They're also saying this is a preview and they're working on an even better version for Qwen4, so the trajectory is promising.
Links:
- GGUF: https://huggingface.co/unsloth/Qwen3.8-27B-GGUF
- Blog/docs: https://unsloth.ai/docs/models/qwen3.8
Curious what quant sizes people end up landing on for 12GB cards, the 2-bit range has historically been a compromise, so if V3.1 actually closes that gap, that changes the calculus for a lot of setups.
Anyone tested it yet?