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atomic direct

A complete 32-bin histogram of 65,536 identical seeded keys (about half target bin zero). Direct global atomic updates. Includes reset, 16 inputs per invocation, and final merge in every timed repetition. Reports histogram inputs/s.

Measured in update/s. Higher values mean better performance. Benchmark your device.

Performance distribution

 
130 kupdate/s39.9 Mupdate/s12.3 Gupdate/s

Performance thresholds

99% of results achieve at least 486 kupdate/s

95% of results achieve at least 109 Mupdate/s

90% of results achieve at least 165 Mupdate/s

Median (50th percentile) 1.06 Gupdate/s

Best performer

Highest recorded performance: 12.3 Gupdate/s. View benchmark profile.

Recorded 9/25/2026, 4:19:30 PM

WebGPU device
Vendorapple
Device—
Architecturemetal-3
Description—
WebGL device
VendorGoogle Inc. (Apple)
RendererANGLE (Apple, ANGLE Metal Renderer: Apple M5 Pro, Unspecified Version)
Browser
NameChrome
Version153.0.0.0
Operating system
NameMac OS
Version10.15.7