3rd Gen GMA:
GMA 950 works in 10.4.x-10.7.x
===
4th Gen GMA:
GMA X3100 works in 10.5.x-10.7.x (kinda buggy, on some setups you can not see mouse pointer)
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1st Gen (Arrandale):
Intel HD Graphics 1st Gen works (you should use patcher in 10.14-10.15), not supported in 11.x+
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Sandy Bridge:
HD2000 works only as IQSV
HD3000 works in 10.7.x-10.15.x (10.14 and earlier requires kexts from sierra/high sierra and will not support Metal)
HD P3000 10.6-10.13.6
===
Ivy Bridge:
HD2500 works only as IQSV (may rarely work, but not always!)
HD4000 works in 10.7.x-11.xx.x (can be patched, has Metal support)
===
Haswell:
HD4200 works in 10.8.x-11.xx.x
HD4400 (HD 4600 FakeID is required for this iGPU) - 10.8.x-11.xx.x
HD4600 works in 10.8.x-11.xx.x
HD P4600 (untested)
HD P4700 (untested)
HD5000 works in 10.8.x-11.xx.x
HD5100 works in 10.8.x-11.xx.x
===
Broadwell:
HD5300 works in 10.10.x-11.xx.x
HD5500 works in 10.10.x-11.xx.x
HD5600 works in 10.10.x-11.xx.x
HD6000 works in 10.10.x-11.xx.x
HD6100 works in 10.10.x-11.xx.x
HD6200 works in 10.10.x-11.xx.x
HD P5700 should work (untested)
Iris Pro P6300 works in 10.10.x-11.xx.x
===
Skylake:
HD515 works in 10.11.x-11.xx.x
HD520 works in 10.11.x-11.xx.x
HD530 works in 10.11.x-11.xx.x
HD P530 works in 10.11.x-11.xx.x
Iris 540 works in 10.11.x-11.xx.x
Iris 550 works in 10.11.x-11.xx.x
Iris Pro 580 works in 10.11.x-11.xx.x
Iris Pro P555 works in 10.11.x-11.xx.x
Iris Pro P580 works in 10.11.x-11.xx.x
===
Kabylake:
HD615 works in 10.12.x-11.xx.x
HD620 works in 10.12.x-11.xx.x
HD630 works in 10.12.x-11.xx.x
Iris Plus 640 HD620 works in 10.12.x-11.xx.x
Iris Plus 650 HD620 works in 10.12.x-11.xx.x
===
Kabylake Refresh/Coffee Lake/Cometlake:
UHD615 works in 10.13.6-11.xx.x
UHD617 works in 10.13.6-11.xx.x
UHD620 works in 10.13.6-11.xx.x
UHD630 works in 10.13.6-11.xx.x
Iris Plus 645 works in 10.13.6-11.xx.x
Iris Plus 655 works in 10.13.6-11.xx.x
===
Icelake:
Iris Plus G4 works in 10.15.4-11.xx.x
Iris Plus G7 works in 10.15.4-11.xx.x