llamaperf

Qwen3.8 27B

on AMD RX 7900 GRE 16GB · llama.cpp

AMD hardware
Sep 7, 2026
Throughput
11.8 t/s gen · 87.5 tokens/s prompt processing (prefill)Prompt processing measures input prefill speed; it does not tell you the time to first token.
Quant
Q4_K_M (GGUF)
VRAM reported
16 GB

Summary

User benchmarks Qwen3.8-27B, identified as Qwen3.5 in llama.cpp, using llama.cpp RPC across multiple GPUs. Setup is an RX 7900 GRE 16GB as the main host, with RPC combinations including RX 7900 GRE + GTX 1080Ti and GTX 1080Ti + two P102-100, in Q4_K_M and Q6_K quants. Results vary by config; the best generation is about 12.53 t/s with Q6_K on RX 7900 GRE + GTX 1080Ti.