Windows 7 Home Premium 64-bit, 15.6" HD Acer CineCrystal LED-backlit Display, Mobile Intel GM45 Express Chipset, 4096MB DDR2 667MHz Dual Channel Memory, Intel Graphics

T4300, Windows 7 Home Premium, 15.6" HD Widescreen Ultrabright™ LED-backlit Display, Mobile Intel GL40 Express Chipset, 4096MB DDR2 667MHz Memory, Intel Graphics Media Accelerator

Premium, 17.3" HD Widescreen Ultrabright LED-backlit Display, Mobile Intel GM45 Express Chipset, 4096MB DDR3 1066MHz Memory, Intel Graphics Media Accelerator 4500MHD, 500GB 5400RPM SATA

with a power-efficient, mercury-free LED backlit display that also provides brilliantly colorful imagery for photos and video thanks to the native HD TrueBrite screen.

11.6" HD Widescreen CineCrystal LED-backlit Display, Mobile Intel GS45 Express Chipset, 2048MB DDR2 667MHz Memory, Intel Graphics Media Accelerator 4500MHD, 160GB SATA Hard Drive