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minStorageBufferOffsetAlignment

Required alignment for storage buffer offsets. Alignment means offsets must begin on certain byte boundaries so the GPU can access them correctly and efficiently.

Check your device: WebGPU Capabilities Report.

More details: Developer Docs (MDN) Specification (W3C)

Overall Support

≥ means at least this value.

Reported value (bytes)Reports
≥ 25681%
≥ 6481%
≥ 32100%

Platform Support

PlatformReports
Android
Reported value (bytes)Reports
≥ 256100%
Chromium OS
Reported value (bytes)Reports
≥ 256100%
iOS
Reported value (bytes)Reports
≥ 2561%
≥ 32100%
Linux
Reported value (bytes)Reports
≥ 25689%
≥ 6489%
≥ 32100%
Mac OS
Reported value (bytes)Reports
≥ 25669%
≥ 32100%
Windows
Reported value (bytes)Reports
≥ 25692%
≥ 32100%

Browser Support

BrowserReports
Chrome/Chromium
Reported value (bytes)Reports
≥ 25697%
≥ 32100%
Edge
Reported value (bytes)Reports
≥ 256100%
Firefox
Reported value (bytes)Reports
≥ 2561%
≥ 641%
≥ 32100%
Opera
Reported value (bytes)Reports
≥ 25699%
≥ 32100%
Other
Reported value (bytes)Reports
≥ 25645%
≥ 32100%
Safari
Reported value (bytes)Reports
≥ 2568%
≥ 32100%
Samsung Internet
Reported value (bytes)Reports
≥ 256100%

Vendor Values

VendorReports
amd
Reported value (bytes)Reports
≥ 256100%
apple
Reported value (bytes)Reports
≥ 25656%
≥ 32100%
arm
Reported value (bytes)Reports
≥ 256100%
google
Reported value (bytes)Reports
≥ 256100%
img-tec
Reported value (bytes)Reports
≥ 256100%
intel
Reported value (bytes)Reports
≥ 256100%
intelr
Reported value (bytes)Reports
≥ 256100%
microsoft
Reported value (bytes)Reports
≥ 256100%
nvidia
Reported value (bytes)Reports
≥ 256100%
qualcomm
Reported value (bytes)Reports
≥ 256100%
samsung
Reported value (bytes)Reports
≥ 256100%

Vendor Architecture Values

Vendor - ArchitectureReports
amd - gcn-4
Reported value (bytes)Reports
≥ 256100%
amd - gcn-5
Reported value (bytes)Reports
≥ 256100%
amd - rdna-1
Reported value (bytes)Reports
≥ 256100%
amd - rdna-2
Reported value (bytes)Reports
≥ 256100%
amd - rdna-3
Reported value (bytes)Reports
≥ 256100%
apple - apple
Reported value (bytes)Reports
≥ 2565%
≥ 32100%
apple - metal-3
Reported value (bytes)Reports
≥ 256100%
arm - bifrost
Reported value (bytes)Reports
≥ 256100%
arm - valhall
Reported value (bytes)Reports
≥ 256100%
intel - gen-11
Reported value (bytes)Reports
≥ 256100%
intel - gen-12lp
Reported value (bytes)Reports
≥ 256100%
intel - gen-8
Reported value (bytes)Reports
≥ 256100%
intel - gen-9
Reported value (bytes)Reports
≥ 256100%
intel - xe-2lpg
Reported value (bytes)Reports
≥ 256100%
intel - xe-lpg
Reported value (bytes)Reports
≥ 256100%
nvidia - ampere
Reported value (bytes)Reports
≥ 256100%
nvidia - blackwell
Reported value (bytes)Reports
≥ 256100%
nvidia - kepler
Reported value (bytes)Reports
≥ 256100%
nvidia - lovelace
Reported value (bytes)Reports
≥ 256100%
nvidia - maxwell
Reported value (bytes)Reports
≥ 256100%
nvidia - pascal
Reported value (bytes)Reports
≥ 256100%
nvidia - turing
Reported value (bytes)Reports
≥ 256100%
qualcomm - adreno-6xx
Reported value (bytes)Reports
≥ 256100%
qualcomm - adreno-7xx
Reported value (bytes)Reports
≥ 256100%
qualcomm - adreno-8xx
Reported value (bytes)Reports
≥ 256100%