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One side rewrites 50,000 records as JSON. The other writes the same count into a buffer that already exists. The ratio is this run on this machine. It is not a water, power, or memory-chip result.

Ready. Press the button. Nothing runs until you do. 0%
Detected SiliconProbing...
CPU Cores-
Device Memory-
Hardware WebGPUProbing...
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This run, this machine
Same field update on both sides. The text side also turns the field into JSON and back before each update.
Text (JSON) per update, median
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Ready numbers per update, median
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Text (JSON) per update, p95
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Ready numbers per update, p95
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Ratio of medians
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Final-state checksums
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Last timer on this browser
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