iPhone 4 is Faster than 3GS and Slower than iPad in Early Benchmarks
iPhone 4 results on left, 3GS on right
Early benchmarks of the iPhone 4 show it to be 31% faster than the iPhone 3GS according to the Geekbench 2 app. Geek Bench has been a popular benchmarking utility on the Mac that has recently mad...
http://www.macrumors.com/2010/06/23/iphone-4-is-faster-than-3gs-and-slower-than-ipad-in-early-benchmarks/