Apple A1261 17" MacBook Pro Laptop (2.6GHz Intel Core 2 Duo Processor, 4GB RAM, 500GB Hard Drive, OS X Lion 10.7.2) MB166LL/A 2.6GHz Core 2 Duo Intel Processor with 6MB Cache 512MB VRAM 1920 x 1200 High Resolution display 250GB 5400-rpm Serial ATA hard drive; optional 200GB 7200-rpm drive3; optional 300GB 4200-rpm