{ "ollama": { "label": "Ollama \u2014 LLM decode (memory-bandwidth bound; measured insensitive to power and clocks)", "power_limit_w": 320, "core_offset_mhz": 0, "mem_offset_mhz": 0, "lock_core_min": 0, "lock_core_max": 0, "lock_mem_mhz": 0, "fan_mode": "auto", "fan_speed_pct": 0, "measured": "73.0-73.5 tok/s flat from 222W to 370W (qwen3.8long, 2026-08-28). Actual draw never exceeded 224W at any limit. Memory clock lock made no difference (72.6 locked vs 72.7 unlocked)." }, "comfy": { "label": "ComfyUI \u2014 diffusion (compute bound; genuinely power-scaling)", "power_limit_w": 370, "core_offset_mhz": 0, "mem_offset_mhz": 0, "lock_core_min": 0, "lock_core_max": 0, "lock_mem_mhz": 0, "fan_mode": "auto", "fan_speed_pct": 0, "measured": "SDXL 1024/20-step: 5.48 it/s @222W, 6.22 @259W, 6.50 @296W, 6.52 @320W, 6.63 @333W, 6.71 @370W (2026-08-28). Worth +2.8% over the 320W stock default. Core clock lock made no difference across 2400-3105 MHz." }, "balanced": { "label": "Balanced \u2014 stock power and boost, automatic fans", "power_limit_w": 340, "core_offset_mhz": 10, "mem_offset_mhz": 150, "lock_core_min": 0, "lock_core_max": 0, "lock_mem_mhz": 0, "fan_mode": "manual", "fan_speed_pct": 95, "measured": "Card's own design point. 48k telemetry samples show 67.8C average under load at 39.5% auto fan, 81C all-time max, zero thermal throttle events." } }