llamaperf

Qwen3.8 27B

on AMD RX 7800 XT 16GB · 120,000 ctx

Tone: mixedAMD hardware
Oct 14, 2026
Throughput
40.0 t/s gen
Quant
4bit
System RAM
32 GB
VRAM reported
16 GB

Summary

User reports Qwen3.8 27B at 4bit running at around 40 t/s on an RX 7800 XT 16GB with 32GB RAM, at a max context of 120k. User is considering upgrading to a used RX 7900 XTX for €900 to reach 250k context and replace AI subscriptions, but finds the current quality not great. User is not interested in Qwen3.8 Flash-Next.