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%
≥ 2048	96%
≥ 4096	93%
≥ 8000	10%

Platform Support

Platform

Reports

Android

Reported value	Reports
≥ 1023	100%
≥ 1024	99%
≥ 4095	58%
≥ 4096	57%
≥ 16383	11%

Chromium OS

Reported value	Reports
≥ 4096	100%
≥ 16384	56%

iOS

Reported value	Reports
≥ 4096	100%
≥ 16384	2%

Linux

Reported value	Reports
≥ 1024	100%
≥ 2048	95%
≥ 4096	90%
≥ 8192	40%

Mac OS

Reported value	Reports
≥ 4095	100%
≥ 4096	97%
≥ 8192	3%

Windows

Reported value	Reports
≥ 4095	100%
≥ 4096	97%
≥ 8000	4%

Browser Support

Browser

Reports

Chrome/Chromium

Reported value	Reports
≥ 1024	100%
≥ 3072	95%
≥ 4096	92%
≥ 8192	10%

Edge

Reported value	Reports
≥ 1024	100%
≥ 4096	99%
≥ 16384	3%

Firefox

Reported value	Reports
≥ 1024	100%
≥ 2048	97%
≥ 8000	26%

Opera

Reported value	Reports
≥ 1024	100%
≥ 3072	98%
≥ 16384	1%

Other

Reported value	Reports
≥ 1024	100%
≥ 4096	91%
≥ 16384	7%

Safari

Reported value	Reports
≥ 4096	100%
≥ 16384	1%

Samsung Internet

Reported value	Reports
≥ 1023	100%
≥ 1024	99%
≥ 4095	51%
≥ 4096	50%
≥ 16383	47%
≥ 16384	46%