{
  "chart": "s2s-chart/1",
  "kind": "bars",
  "title": "Does a longer question slow the reading? Prompt reading at four lengths",
  "subtitle": "Prompt tokens read a second at four question lengths, at default threads; a longer bar reads faster.",
  "unit": "tok/s",
  "series": [
    "290HX Plus laptop, 4 thr",
    "3700X desktop, 8 thr"
  ],
  "panels": [
    {
      "heading": "gemma4:26b, a 26B mixture",
      "rows": [
        {
          "label": "0.5K (496 tok)",
          "notes": "Laptop THROTTLED 3/3 · desktop THROTTLED 0/3",
          "values": [
            {
              "value": "64.3",
              "source": "/ram-speeds-compared/data/fill-in/laptop/summary.json arms[arm = \"f2-gemma4-26b-p0500\"].prefill_median 64.322"
            },
            {
              "value": "65.2",
              "source": "/ram-speeds-compared/data/fill-in/two-channel-desktop/summary.json arms[arm = \"f2-gemma4-26b-p0500\"].prefill_median 65.213"
            }
          ]
        },
        {
          "label": "2K (1,959 tok)",
          "notes": "Laptop THROTTLED 3/3 · desktop THROTTLED 0/3",
          "values": [
            {
              "value": "60.9",
              "source": "/ram-speeds-compared/data/fill-in/laptop/summary.json arms[arm = \"f2-gemma4-26b-p2000\"].prefill_median 60.934"
            },
            {
              "value": "62.1",
              "source": "/ram-speeds-compared/data/fill-in/two-channel-desktop/summary.json arms[arm = \"f2-gemma4-26b-p2000\"].prefill_median 62.109"
            }
          ]
        },
        {
          "label": "4K (3,994 tok)",
          "notes": "Laptop THROTTLED 3/3 · desktop THROTTLED 0/3",
          "values": [
            {
              "value": "58.2",
              "source": "/ram-speeds-compared/data/fill-in/laptop/summary.json arms[arm = \"f2-gemma4-26b-p4000\"].prefill_median 58.177"
            },
            {
              "value": "60.4",
              "source": "/ram-speeds-compared/data/fill-in/two-channel-desktop/summary.json arms[arm = \"f2-gemma4-26b-p4000\"].prefill_median 60.432"
            }
          ]
        },
        {
          "label": "8K (7,965 tok)",
          "notes": "Laptop THROTTLED 3/3 · desktop THROTTLED 0/3",
          "values": [
            {
              "value": "54.5",
              "source": "/ram-speeds-compared/data/fill-in/laptop/summary.json arms[arm = \"f2-gemma4-26b-p8000\"].prefill_median 54.488"
            },
            {
              "value": "57.7",
              "source": "/ram-speeds-compared/data/fill-in/two-channel-desktop/summary.json arms[arm = \"f2-gemma4-26b-p8000\"].prefill_median 57.663"
            }
          ]
        }
      ]
    },
    {
      "heading": "qwen3.5:9b, dense 9B",
      "rows": [
        {
          "label": "0.5K (488 tok)",
          "notes": "Laptop THROTTLED 1/3 · desktop THROTTLED 0/3",
          "values": [
            {
              "value": "38.3",
              "source": "/ram-speeds-compared/data/fill-in/laptop/summary.json arms[arm = \"f2-qwen3.5-9b-p0500\"].prefill_median 38.337"
            },
            {
              "value": "48.0",
              "source": "/ram-speeds-compared/data/fill-in/two-channel-desktop/summary.json arms[arm = \"f2-qwen3.5-9b-p0500\"].prefill_median 47.99"
            }
          ]
        },
        {
          "label": "2K (1,932 tok)",
          "notes": "Laptop THROTTLED 2/3 · desktop THROTTLED 0/3",
          "values": [
            {
              "value": "37.7",
              "source": "/ram-speeds-compared/data/fill-in/laptop/summary.json arms[arm = \"f2-qwen3.5-9b-p2000\"].prefill_median 37.685"
            },
            {
              "value": "47.2",
              "source": "/ram-speeds-compared/data/fill-in/two-channel-desktop/summary.json arms[arm = \"f2-qwen3.5-9b-p2000\"].prefill_median 47.183"
            }
          ]
        },
        {
          "label": "4K (3,928 tok)",
          "notes": "Laptop THROTTLED 3/3 · desktop THROTTLED 0/3",
          "values": [
            {
              "value": "37.2",
              "source": "/ram-speeds-compared/data/fill-in/laptop/summary.json arms[arm = \"f2-qwen3.5-9b-p4000\"].prefill_median 37.244"
            },
            {
              "value": "46.6",
              "source": "/ram-speeds-compared/data/fill-in/two-channel-desktop/summary.json arms[arm = \"f2-qwen3.5-9b-p4000\"].prefill_median 46.572"
            }
          ]
        }
      ]
    }
  ],
  "source": "This page's kit, fill-in/laptop/summary.json and fill-in/two-channel-desktop/summary.json, each f2- arm's prefill_median (prefill_n 3), 2026-11-08. Table T4a."
}