llamaperf

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

on M1 16GB · Slotstream · 512 ctx

Apple hardware
Oct 9, 2026
Throughput
1.8 t/s gen
Quant
4-bit (MLX)
MTP (Multi-Token Prediction)
off
System RAM
16 GB

Summary

User reports Qwen3.8 Flash-Next at 1.76 t/s generation on a Mac mini M1 16GB, streaming experts from the internal SSD. Setup is Slotstream 0.2.17 on MLX Swift with PipeNetwork's MLX 4-bit weights, one request, MTP off, a 512-token context and a 19-token prompt. The model's 105 GB sits on disk while the process peaks near 5 GB of memory. A second run gave the same speed.