r/LocalLLaMA
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Testing Gemma 4 & Qwen 3.6 MoE on AMD 6800H (iGPU/UMA) – Performance Breakdown
I’ve been doing some benchmarking on my mini-PC setup (AMD Ryzen 7 6800H) to see how it handles the new Gemma 4 and Qwen 3.6 MoE models using the llama.cpp Kubuntu with Vulkan backend. Since this is an APU, I’m relying entirely on Shared System Memory (UMA) and the Radeon 680M iGPU. No dedicated VRAM here—just the iGPU