{"verdict":"yes","receipt":"https://fitllm.run/r/qwen-3-8-27b-q4_k_m-on-rtx-4090","model":"Qwen 3.8 27B","hardware":"RTX 4090","quant":"Q4_K_M","kvBits":16,"ctx":8192,"memory":{"usedGB":20.69,"totalGB":24,"freeGB":3.31,"breakdown":{"weightsGB":15.83,"kvCacheGB":0.5,"overheadGB":2.22,"reserveGB":2}},"maxContext":29215,"fix":null,"note":"usedGB = total required to run: weights + KV cache + runtime overhead + OS/GPU reserve. Runtime resident-weights measurements (e.g. oMLX actual_size) read lower — a different metric, not a prediction error.","source":"https://fitllm.run","engine":"fitllm-engine (MIT)","data":"https://fitllm.run/data (CC0)"}