llamaperf

Qwen3.8 125B (6B active) Flash-Next

on M4 Max 128GB · oMLX

Tone: positiveApple hardware
Aug 28, 2026
Quant
mixed-4_8bit (MLX)
System RAM
128 GB

Use cases

codingmath

Summary

User reports Qwen 3.8 27B as the first model to break 94% on the cupel benchmark. Setup is llama.cpp with the unsloth/Qwen3.8-Flash-Next-GGUF:UD-IQ4_XS quant, which outperformed other 4-bit quants. Qwen 3.8 27B outperformed in coding but lost in general knowledge to Gemma 31B and Qwen 3.6.