Better battery life Macbook Pro with gfxCardStatus
Update: Just installed Mac OS X 10.8.4 and now it works much better. Fantastical, Growler, Hardware Grower, Scrivener and Tweetbot now works without switching cards.
Later models of Macbook Pro computers comes with dual graphics card. This makes it possible to use a low performance card when not using graphics intense applications, and automatically switch to the faster, but less energy efficient card if needed. But how do you know which card is currently active? There is a great application available called gfxCardStatus that shows you when the computer switches, and even uses notifications.
If your on the move and on battery power, you can force the computer to use the Integrated less power draining graphics card. If you need full speed, just select the Discrete card. The third alternative is to have it in the normal Dynamic Switching Mode. But there’s a snag when using Switching Mode. A lot of applications forces the Macbook Pro into using the Descrete high performance battery draining card, for no apparent good reason. Let’s examine that. [Read more…]