Sony VAIO EJ2 Series VPCEJ28FX/B

17.3-inch LED-backlit display with 1600 x 900 resolution and  native HD 720p viewing .
2.2 GHz Intel Core i5-2430M processor (3 MB L3 cache).
640 GB SATA hard drive (5400 RPM). 
4 GB  installed DDR3 RAM (1333 MHz; 8 GB maximum).
Intel HD Graphics 3000 for casual and mainstream gaming (supports Microsoft DirectX 10). 
Blu-ray Disc drive (read-only; also includes integrated multi-format CD/DVD drive).
Built-in stereo speakers .
Up to 5.15 hours of battery life at default brightness with standard battery (4.5 hours at maximum brightness; About 3 hours of DVD playback). 
Weight: 6.85 pounds . 
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