Processor type : Intel® Core™ i3-330M Processor clock speed : 2.13 GHz Front Side Bus : 1,066 MHz 2nd level cache : 3 MB Operating System Genuine Windows® 7 Home Premium 64-bit (pre-installed, Toshiba-HDD recovery) Display 15.6 “, Toshiba TruBrite® HD TFT High Brightness display with 16 : 9 aspect ratio, resolution : 1,366 x 768 Hard Disk 500GB 5400 rpm SATA System Memory standard :3,072 (2,048 + 1,024) MB maximum expandability : 8,192 MB technology : DDR3 RAM (1,066 MHz)