Overclocking and undervolting are great ways to boost your GPU's performance without spending on an upgrade. Here's the difference between the two.
XDA Developers on MSN
Undervolting my CPU was one of the best system "upgrades" I've ever made
Undervolting makes your CPU use less power, which also reduces operating temperatures significantly. Furthermore, this reduction in temperature has a direct knock-on effect on performance, often ...
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