MAX_FRAGMENT_UNIFORM_COMPONENTS

Maximum number of non-block uniform components available to fragment shaders. This affects how many standalone uniform values can be declared directly.

Check your device: WebGL2 Capabilities Report.

Overall Support

≥ means at least this value.

Reported value	Reports
≥ 1024	100%
≥ 1044	96%
≥ 4096	93%
≥ 8000	9%
≥ 16380	8%

Platform Support

Platform

Reports

Android

Reported value	Reports
≥ 1023	100%
≥ 1024	99%
≥ 1044	58%
≥ 4096	57%
≥ 8192	11%

Chromium OS

Reported value	Reports
≥ 4096	100%
≥ 16380	58%

iOS

Reported value	Reports
≥ 4096	100%
≥ 16384	2%

Linux

Reported value	Reports
≥ 1024	100%
≥ 2048	94%
≥ 4096	89%
≥ 8192	40%

Mac OS

Reported value	Reports
≥ 4095	100%
≥ 4096	97%
≥ 16384	1%

Windows

Reported value	Reports
≥ 4095	100%
≥ 4096	97%
≥ 8000	3%

Browser Support

Browser

Reports

Chrome/Chromium

Reported value	Reports
≥ 1024	100%
≥ 1044	95%
≥ 4096	91%
≥ 8192	9%

Edge

Reported value	Reports
≥ 1024	100%
≥ 4096	99%
≥ 16384	1%

Firefox

Reported value	Reports
≥ 1024	100%
≥ 2048	97%
≥ 8000	23%

Opera

Reported value	Reports
≥ 1024	100%
≥ 4096	97%
≥ 16384	1%

Other

Reported value	Reports
≥ 1024	100%
≥ 4096	89%
≥ 16380	6%

Safari

Reported value	Reports
≥ 4096	100%
≥ 16384	1%

Samsung Internet

Reported value	Reports
≥ 1023	100%
≥ 1024	98%
≥ 4094	47%
≥ 4096	46%
≥ 16383	44%
≥ 16384	43%