H77 chipset capabilities.

[malbluff]

I appreciate that the H77 chipset does not facilitate overclocking of CPU. Does it, however, restrict what you can do with, say, Asus' GPU tweak, provided with their GPU's?

 

[DJDeCiBeL]

Does it, however, restrict what you can do with, say, Asus' GPU tweak, provided with their GPU's?

Nope, that's completely independent of the motherboard.