GLM-5.3 Flash
on 2× Mixed AMD GPUs (one Strix Halo APU and one Radeon AI PRO R9700) · llama-halo-hybrid (llama.cpp fork) · 131,072 ctx
Summary
User reports GLM-5.3-Flash at 43.8 t/s on one Strix Halo APU/iGPU plus one Radeon AI Pro R9700 with 32 GB VRAM.
Setup is the llama-halo-hybrid HIP/ROCm llama.cpp fork with UD-Q2_K_XL, 131072-token context, one slot, -fa on, -ngl 999 and draft-mtp with at most two draft tokens.
The 43.8 t/s is the single-stream median of 40 real category prompts, not a token-weighted aggregate; prose-category speed is 32.8 t/s and draft acceptance 0.73.