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%
≥ 8192	8%

Platform Support

Platform

Reports

Android

Reported value	Reports
≥ 1023	100%
≥ 1024	99%
≥ 2048	58%
≥ 4096	57%
≥ 16380	12%

Chromium OS

Reported value	Reports
≥ 4096	100%
≥ 16380	53%

iOS

Reported value	Reports
≥ 4096	100%
≥ 16384	1%

Linux

Reported value	Reports
≥ 1024	100%
≥ 2048	95%
≥ 4096	90%
≥ 8192	39%
≥ 16383	38%

Mac OS

Reported value	Reports
≥ 4095	100%
≥ 4096	97%
≥ 16383	1%

Windows

Reported value	Reports
≥ 4095	100%
≥ 4096	97%
≥ 8192	2%

Browser Support

Browser

Reports

Chrome/Chromium

Reported value	Reports
≥ 1024	100%
≥ 3072	95%
≥ 4096	91%
≥ 8192	9%
≥ 16384	8%

Edge

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

Firefox

Reported value	Reports
≥ 1024	100%
≥ 2048	98%
≥ 4096	97%
≥ 8192	23%
≥ 16384	22%

Opera

Reported value	Reports
≥ 1024	100%
≥ 4096	98%
≥ 16384	1%

Other

Reported value	Reports
≥ 1024	100%
≥ 4096	91%
≥ 16380	9%

Safari

Reported value	Reports
≥ 4096	100%
≥ 16384	1%

Samsung Internet

Reported value	Reports
≥ 1023	100%
≥ 1024	99%
≥ 4095	50%
≥ 4096	49%
≥ 16382	46%
≥ 16384	45%