writes "The iPhone 5 has been benchmarked using the GeekBench tool. According to the results, Apple's claim of 2x higher performance over the iPhone 4S seems accurate. The results show the iPhone 5's A6 CPU is dual core and clocked at 1.2GHz, and is paired with 1GB of RAM. Despite the fact that the Samsung Galaxy S3 has a quad core CPU at 1.4GHz, and twice as much RAM, it seems the iPhone 5 is faster than the S3, or any other Android handset."
Meanwhile, Samsung has launched a marketing campaign that compares some of the hardware specs and features between the new iPhone 5 and the GS3