MAX_COMBINED_UNIFORM_BLOCKS

Real-world WebGL2 parameter support statistics for MAX_COMBINED_UNIFORM_BLOCKS across browsers, devices, and platforms.

Maximum number of uniform blocks available across shader stages. A uniform block groups many related uniform values into one bindable buffer-backed unit.

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Overall Support

This table shows which reported values appear for MAX_COMBINED_UNIFORM_BLOCKS and how common each value is.

Value	Support
21	100%
22	100%
23	100%
24	98%
26	48%
27	48%
28	48%
29	48%
30	48%
31	48%
32	47%
35	27%
36	27%
41	26%
42	26%
44	22%
45	22%
47	19%
48	19%
52	18%
57	18%
59	18%
60	18%
65	7%
69	7%
70	7%
71	7%
72	7%
73	6%
74	6%
75	6%
77	5%
78	5%
79	5%
80	5%
81	4%
82	4%
83	4%
84	4%
87	2%
88	2%
89	2%
90	2%
96	2%
215	2%
216	1%

Platform Support

This table shows which values are reported for MAX_COMBINED_UNIFORM_BLOCKS on each platform and how common they are.

Platform

Support

Android

24	100%
28	100%
32	100%
35	100%
36	100%
41	94%
42	94%
45	67%
47	67%
48	67%
59	62%
60	61%
70	28%
71	28%
72	28%
82	25%
83	25%
84	25%
215	12%
216	12%

Chromium OS

30	100%
36	100%
45	99%
48	56%
60	55%

iOS

24	100%
32	74%
45	1%
60	1%

Linux

24	100%
26	100%
28	100%
29	100%
30	100%
32	100%
36	100%
41	99%
42	99%
44	92%
45	89%
48	71%
52	71%
57	70%
59	70%
60	70%
65	24%
69	24%
70	23%
72	23%
73	23%
74	23%
75	23%
77	16%
80	16%
81	16%
82	16%
83	16%
84	16%
87	9%
88	9%
89	9%
90	8%
215	1%
216	1%

Mac OS

23	100%
24	100%
27	86%
28	86%
29	85%
30	85%
31	84%
32	82%
42	6%
45	6%
59	6%
60	6%
70	5%
72	5%
75	5%
77	5%
78	5%
79	5%
80	5%

Windows

21	100%
22	100%
23	100%
24	97%
32	2%
42	2%
44	2%
45	2%
59	2%
60	2%

Browser Support

This table shows which values are reported for MAX_COMBINED_UNIFORM_BLOCKS in each browser family and how common they are.

Browser

Support

Chrome/Chromium

23	100%
24	98%
26	51%
27	51%
28	51%
29	51%
30	51%
31	51%
32	50%
35	32%
36	32%
41	31%
42	30%
44	25%
45	25%
47	20%
48	20%
59	19%
60	19%
71	3%
72	3%
83	3%
84	3%
90	1%
96	1%
215	1%
216	1%

Edge

24	100%
30	6%
32	6%
36	3%
42	3%
44	2%
45	2%
60	2%
72	1%
84	1%

Firefox

21	100%
22	100%
23	100%
24	100%
32	47%
42	46%
52	46%
57	46%
60	46%
65	45%
69	45%
70	45%
72	45%
73	44%
74	44%
75	44%
77	36%
78	35%
79	35%
80	35%
81	21%
82	21%
83	21%
84	21%
87	11%
88	11%
89	11%
90	11%
216	2%

Opera

24	100%
28	15%
30	15%
32	14%
42	7%
45	7%
60	6%
72	6%
84	5%
216	2%

Other

24	100%
32	60%
42	25%
45	24%
60	24%
72	21%
84	17%
216	5%

Safari

24	100%
30	66%
32	65%
45	1%
60	1%

Samsung Internet

24	100%
36	100%
41	99%
42	99%
59	99%
60	98%
71	82%
72	82%
83	80%
84	79%
215	34%
216	33%