{
  "title": "Qwen3.8-27B long-context fact retrieval on one RTX 3090",
  "method": "Place one exact fact near the beginning, one near the middle and one near the end of a synthetic record. Ask the model to return the three values as JSON.",
  "facts_per_run": 3,
  "runs": [
    {
      "profile_label": "60k",
      "prompt_tokens": 50059,
      "completion_tokens": 151,
      "facts_returned": 3,
      "facts_expected": 3,
      "prompt_tokens_per_second": 890.6679513227965,
      "generation_tokens_per_second": 49.238542355322394,
      "wall_seconds": 59.292245187,
      "estimated_energy_wh": 5.637893313978812,
      "maximum_power_w": 350.25,
      "maximum_temperature_c": 76,
      "maximum_vram_used_mib": 22287,
      "private_source_sha256": "53bb12cb6159b0b59878a4e2cb2ff8781a20ee6cbe2a244782c6a487da5241e6"
    },
    {
      "profile_label": "120k",
      "prompt_tokens": 115074,
      "completion_tokens": 149,
      "facts_returned": 3,
      "facts_expected": 3,
      "prompt_tokens_per_second": 681.6370045123784,
      "generation_tokens_per_second": 40.46036237722126,
      "wall_seconds": 172.55252763,
      "estimated_energy_wh": 16.333074648022865,
      "maximum_power_w": 349.87,
      "maximum_temperature_c": 77,
      "maximum_vram_used_mib": 22649,
      "private_source_sha256": "f98936bffea1d2dcea6dc08bf6f0d7bbc10514a99f407246e877b35dcd5c4f11"
    },
    {
      "profile_label": "250k",
      "prompt_tokens": 230085,
      "completion_tokens": 150,
      "facts_returned": 3,
      "facts_expected": 3,
      "prompt_tokens_per_second": 412.3501165526866,
      "generation_tokens_per_second": 28.053976604113203,
      "wall_seconds": 563.447497204,
      "estimated_energy_wh": 54.41902692582876,
      "maximum_power_w": 349.93,
      "maximum_temperature_c": 76,
      "maximum_vram_used_mib": 23623,
      "private_source_sha256": "3b3cc81c80f1ce384ab4f15511de210425a0c41f55e2877c790a9ca7099d6a8c"
    }
  ],
  "limitations": [
    "Each length was run once.",
    "The test checks retrieval of three exact planted facts, not comprehension of the full document.",
    "Passing this test does not establish production reliability or answer quality on arbitrary long documents."
  ]
}