Premium Genuine Windows(R) 7 Ultimate Chipset Mobile Intel(R) HM55 Express Chipset Main Memory DDR3 1066/1333 MHz up to 8GB (Intel(R) i7-720QM / i7-820QM platform)

3 MB shared L2 cache Main Memory 4 GB 1066 MHz DDR3 (supports up to 8 GB) Graphic system NVIDIA GeForce 320M graphics processor - with 256 MB of DDR3 SDRAM shared with main memory Display 13.3-inch LED-backlit glossy widescreen display with edge-to-edge, uninterrupted glass (1280 x 800-pixel resolution)

Processor Intel Core i5 dual-core processor 2.4 GHz Main Memory 4 GB 1066 MHz DDR3 (supports up to 8 GB) Graphic system NVIDIA GeForce - GT 330M (with 512 MB of GDDR3 video memory) + Intel HD Graphics (with 256 MB of DDR3 SDRAM shared with main memory) Display

graphics processor with 256 MB of DDR3 SDRAM shared with main memory Operating System Mac OS X v10.6 Snow Leopard Display 13.3-inch LED-backlit glossy

with 256 MB of DDR3 SDRAM shared with main memory. HDD 250 GB Serial ATA hard drive (5400 RPM) Memory Module 4 GB installed