{
  "version": 1,
  "protocol": "gsh-video-3x3/1.0",
  "rows": [
    {
      "scene": "cabin",
      "variant": "wan",
      "native_seconds": 7278.3,
      "audio_post_seconds": 71.2,
      "combined_seconds": 7349.6,
      "native_minutes": 121.3,
      "audio_post_minutes": 1.2,
      "combined_minutes": 122.5,
      "native_vram_gib": 81.1,
      "audio_post_vram_gib": 77.7,
      "native_host_ram_gib": 15.4,
      "audio_post_host_ram_gib": 7.1,
      "native_gpu_wh": 602.8,
      "audio_post_gpu_wh": 4.8,
      "combined_gpu_wh": 607.7
    },
    {
      "scene": "cabin",
      "variant": "lightwan",
      "native_seconds": 158.7,
      "audio_post_seconds": 68.1,
      "combined_seconds": 226.8,
      "native_minutes": 2.6,
      "audio_post_minutes": 1.1,
      "combined_minutes": 3.8,
      "native_vram_gib": 53.0,
      "audio_post_vram_gib": 77.7,
      "native_host_ram_gib": 20.7,
      "audio_post_host_ram_gib": 7.3,
      "native_gpu_wh": 11.4,
      "audio_post_gpu_wh": 4.8,
      "combined_gpu_wh": 16.2
    },
    {
      "scene": "cabin",
      "variant": "ltx",
      "native_seconds": 87.1,
      "audio_post_seconds": null,
      "combined_seconds": 87.1,
      "native_minutes": 1.5,
      "audio_post_minutes": null,
      "combined_minutes": 1.5,
      "native_vram_gib": 29.2,
      "audio_post_vram_gib": null,
      "native_host_ram_gib": 8.1,
      "audio_post_host_ram_gib": null,
      "native_gpu_wh": 4.9,
      "audio_post_gpu_wh": null,
      "combined_gpu_wh": 4.9
    },
    {
      "scene": "rally",
      "variant": "wan",
      "native_seconds": 7264.5,
      "audio_post_seconds": 68.2,
      "combined_seconds": 7332.7,
      "native_minutes": 121.1,
      "audio_post_minutes": 1.1,
      "combined_minutes": 122.2,
      "native_vram_gib": 81.1,
      "audio_post_vram_gib": 77.7,
      "native_host_ram_gib": 17.3,
      "audio_post_host_ram_gib": 7.5,
      "native_gpu_wh": 601.6,
      "audio_post_gpu_wh": 4.8,
      "combined_gpu_wh": 606.4
    },
    {
      "scene": "rally",
      "variant": "lightwan",
      "native_seconds": 159.0,
      "audio_post_seconds": 68.8,
      "combined_seconds": 227.8,
      "native_minutes": 2.7,
      "audio_post_minutes": 1.1,
      "combined_minutes": 3.8,
      "native_vram_gib": 53.0,
      "audio_post_vram_gib": 77.7,
      "native_host_ram_gib": 19.9,
      "audio_post_host_ram_gib": 8.2,
      "native_gpu_wh": 11.4,
      "audio_post_gpu_wh": 4.8,
      "combined_gpu_wh": 16.2
    },
    {
      "scene": "rally",
      "variant": "ltx",
      "native_seconds": 70.0,
      "audio_post_seconds": null,
      "combined_seconds": 70.0,
      "native_minutes": 1.2,
      "audio_post_minutes": null,
      "combined_minutes": 1.2,
      "native_vram_gib": 29.2,
      "audio_post_vram_gib": null,
      "native_host_ram_gib": 7.1,
      "audio_post_host_ram_gib": null,
      "native_gpu_wh": 4.5,
      "audio_post_gpu_wh": null,
      "combined_gpu_wh": 4.5
    },
    {
      "scene": "turtle",
      "variant": "wan",
      "native_seconds": 7240.4,
      "audio_post_seconds": 68.1,
      "combined_seconds": 7308.6,
      "native_minutes": 120.7,
      "audio_post_minutes": 1.1,
      "combined_minutes": 121.8,
      "native_vram_gib": 81.1,
      "audio_post_vram_gib": 77.7,
      "native_host_ram_gib": 15.4,
      "audio_post_host_ram_gib": 8.2,
      "native_gpu_wh": 601.4,
      "audio_post_gpu_wh": 4.8,
      "combined_gpu_wh": 606.2
    },
    {
      "scene": "turtle",
      "variant": "lightwan",
      "native_seconds": 159.4,
      "audio_post_seconds": 68.6,
      "combined_seconds": 228.1,
      "native_minutes": 2.7,
      "audio_post_minutes": 1.1,
      "combined_minutes": 3.8,
      "native_vram_gib": 53.0,
      "audio_post_vram_gib": 77.7,
      "native_host_ram_gib": 20.5,
      "audio_post_host_ram_gib": 8.2,
      "native_gpu_wh": 11.5,
      "audio_post_gpu_wh": 4.8,
      "combined_gpu_wh": 16.3
    },
    {
      "scene": "turtle",
      "variant": "ltx",
      "native_seconds": 79.0,
      "audio_post_seconds": null,
      "combined_seconds": 79.0,
      "native_minutes": 1.3,
      "audio_post_minutes": null,
      "combined_minutes": 1.3,
      "native_vram_gib": 29.2,
      "audio_post_vram_gib": null,
      "native_host_ram_gib": 7.7,
      "audio_post_host_ram_gib": null,
      "native_gpu_wh": 4.7,
      "audio_post_gpu_wh": null,
      "combined_gpu_wh": 4.7
    }
  ],
  "measured_outputs_per_scene_and_variant": 1,
  "measurement_scope": {
    "native_seconds": "Model preparation to encoded MP4, excluding imports, bulk asset hashing and final media QA. LTX includes jointly generated audio.",
    "audio_post_seconds": "Separate LTX Retake model preparation to muxed MP4 for Wan/LightWan; includes discarded video decode. Null for native joint LTX audio.",
    "combined_seconds": "Sum of the measured stages, not a queue/service delivery latency. Sums calculated before rounding.",
    "vram": "Sampled used GPU memory in GiB; not model-weight size or an unsampled exact maximum.",
    "host_ram": "Sampled whole-host used RAM in GiB, not model/process RAM.",
    "energy": "GPU-board telemetry integral in Wh, not whole-server/outlet electricity use. Missing or unusable data is null, never zero.",
    "rounding": "At most one decimal in this public projection; full precision retained in private evidence.",
    "minutes": "Minutes and seconds are each rounded directly from the unrounded stage duration, never converted from an already rounded displayed value.",
    "cache": "A fresh application process per clip; OS filesystem page cache and persistent CUDA/Triton compilation caches retained. Pilots can pre-populate compilation entries; not a cold-cache benchmark."
  }
}