{
  "device": "NVIDIA B200",
  "comparison_device": "NVIDIA RTX PRO 6000 Blackwell Server Edition",
  "attention": "sdpa",
  "mode": "tensor",
  "world_size": 1,
  "steps": 12,
  "seed": 440420,
  "torch": "2.9.1+cu130",
  "hourly_usd": {
    "b200": 6.79,
    "rtx_pro_6000": 2.09
  },
  "b200_host": {
    "data_center": "US-NC-2",
    "driver": "580.105.08",
    "memory_mib": 183359,
    "power_limit_w": 1000
  },
  "results": [
    {
      "resolution": [
        1344,
        768
      ],
      "frames": 124,
      "video_seconds_at_24fps": 5.166666666666667,
      "b200": {
        "model_load_seconds": 11.831760542932898,
        "conditioning_seconds": 45.36778333503753,
        "sampling_seconds": 79.72125827614218,
        "sampling_cost_usd": 0.15036315102639039,
        "sampling_peak_allocated_bytes": 17246854656,
        "checksums": [
          -83553.09375,
          -397.89813232421875
        ],
        "console_step_seconds_rounded": [
          6.4,
          6.1,
          6.1,
          6.1,
          6.1,
          6.1,
          6.1,
          6.1,
          6.1,
          6.1,
          6.1,
          6.1
        ]
      },
      "rtx_pro_6000": {
        "sampling_seconds": 97.94385590963066,
        "sampling_cost_usd": 0.05686184968086891
      },
      "b200_speedup": 1.2285789013812125,
      "b200_sampling_cost_ratio": 2.6443591242685138
    },
    {
      "resolution": [
        1344,
        768
      ],
      "frames": 243,
      "video_seconds_at_24fps": 10.125,
      "b200": {
        "model_load_seconds": 10.712746233213693,
        "conditioning_seconds": 38.57332478091121,
        "sampling_seconds": 257.8619639207609,
        "sampling_cost_usd": 0.48635631528387957,
        "sampling_peak_allocated_bytes": 22955644416,
        "checksums": [
          41606.85546875,
          629.4112548828125
        ],
        "console_step_seconds_rounded": [
          21.4,
          21.1,
          21.1,
          21.1,
          21.0,
          21.0,
          21.0,
          21.0,
          21.0,
          21.0,
          21.0,
          21.0
        ]
      },
      "rtx_pro_6000": {
        "sampling_seconds": 311.01632468774915,
        "sampling_cost_usd": 0.18056225516594326
      },
      "b200_speedup": 1.2061349411862938,
      "b200_sampling_cost_ratio": 2.6935657999890426
    }
  ],
  "cost_scope": "Sampling wall time only. Model/Qwen loading, text conditioning, VAE decode, media encoding, muxing, and pod startup are excluded.",
  "notes": [
    "The 124-frame run preceded the 243-frame run on the same host.",
    "Both successful runs followed one pre-sampling dependency failure, so host and network-volume file caches were warm.",
    "Console step durations are rounded to one decimal place; sampling_seconds is the authoritative synchronized benchmark timer.",
    "The RTX PRO 6000 measurements are copied from rtxpro6000-server-1v2-sdpa-scaling-seed440420.json."
  ]
}