Despite the slightly higher resolution (800 vs 768) vertical space is always a bit constrained on widescreens. This is even more noticeable with Gnome which has two panels, at the top and at the bottom, that use at minimum size 50 pixels both. Some other 20 px get wasted in the application titlebar, around 15 [...]

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Undervolt your notebook CPU for longer battery life
“Undervolting is the practice of reducing the supply voltage of a computer’s CPU. There are mainly three reasons to do so:

Reduce power consumption
Reduce heat generation
Reduce fan noise

Performance will not be affected as the energy you will save was just wasted (as heat) before.

Security is not affected, however [...]

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