Qwen 3.6 27B on 24GB VRAM setup: backend comparisons, quant choice and settings (llama.cpp, ik_llama.cpp, BeeLlama, vllm)
Qwen 3.6 27B performance benchmarks across llama.cpp backends on RTX 3090: ik_llama.cpp achieved 1261 tok/s prefill, 72.9 tok/s decode with 156k context.