Performance measured in seconds and milliseconds. Testing conducted by Apple in May 2010 on a 3.06GHz Intel Core 2 Duo-based iMac 21.5-inch system with NVIDIA GeForce 9400M, 4GB of RAM, and Mac OS X v10.6.3. Tested using VeriTest’s iBench 5.0 using default settings and the SunSpider 0.9.1 JavaScript performance test on prerelease Safari 5.0, Chrome 5.0.375.55, Opera 10.53, and Firefox 3.6.3. Performance will vary based on system configuration, network connection, and other factors.