iPad 2 with 32nm A5 chip provides up to 16% improvement in battery life

The iPad 2 may have received a price drop ($399 for WiFi model) with the release of the New iPad, but what you may not be aware of is that it now houses a smaller and more efficient A5 chip – 32nm as opposed to the 45nm to be exact (the 45nm chip is found in previous iPad 2s and even the current gen iPad). Known as iPad 2,4, Anandtech recently bought one through Best Buy and promptly put it through a series of tests. While the new A5 chip doesn’t appear to provide a boost in speed and power, it does give users a nice bump in battery life. In the web browsing test, the “new” iPad 2,4 lasted for 11.7 hours, whereas the iPad 2 clocked in at 10.1 hours (9.28 hrs for new iPad).

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