Asus U46E-WX052 (U46E-1AWX) Silver/ Intel Core i5 2430M - 2.4Ghz/ 4GB DDR3/ 640GB HDD/ 14.0 inch/ nVidia GF 520M 1G/ DVDRW/ Yes/ Integrated 10/100Base-T Ethernet LAN/ Camera 0.3MP/ WLAN 802.11b/g/n @2.4GHz/ Pc Dos/ 2.4kg/ 6 Cell / [sound]Intergrated/[sound] 3 USB / 1 external VGA monitor / 1 HDMI / 1 stereo microphone in / 1 stereo headphone / line-out 1 AC power / 1 RJ-45 / 1 eSATA / USB 2.0 Combo/

Asus U31F-RX195D (U31F-1ARX)/ Intel Core i5-480M 2.66Ghz/ 2GB DDR3/ 500GB HDD/ 13.3 inch/ Intel GMA HD/ No/ Yes/ Integrated 10/100Base-T Ethernet LAN/ Camera 0.3MP/ WLAN 802.11b/g/n @2.4GHz/ Pc Dos/ 1.7kg/ 6 Cell / [sound]Intergrated/[sound] 3 USB / 1 external VGA monitor / 1 HDMI / 1 stereo microphone in / 1 stereo headphone / line-out 1 AC power / 1 RJ-45 / 1 eSATA / USB 2.0 Combo/

Asus U31F-RX196D (U31F-2ARX)/ Intel Core i3-380M 2.53Ghz/ 2GB DDR3/ 500GB HDD/ 13.3 inch/ Intel GMA HD/ No/ Yes/ Integrated 10/100Base-T Ethernet LAN/ Camera 0.3MP/ WLAN 802.11b/g/n @2.4GHz/ W7HP 64 bit/ 1.7kg/ 6 Cell / [sound]Intergrated/[sound] 3 USB / 1 external VGA monitor / 1 HDMI / 1 stereo microphone in / 1 stereo headphone / line-out 1 AC power / 1 RJ-45 / 1 eSATA / USB 2.0 Combo/

Asus U50VG-T6600(XX164D) (U50VG-1AXX)/ Intel Core 2 DuoT6600 (2x2.2Ghz, 800MHz FSB, 2MB L2 Cache) / 2GB DDR2/ 8002 SO-DIMM socketup to 4GB/ 320GB5400 rpmSATA/ 15.6 inch HD Slim (1366x768) LED backlight Splendid/ NVIDIA® GeForce® G 105M , with 512MB VRAM/ DVD Super Multi / Yes/ Integrated 10/100Base-T Ethernet LAN/ Built-in webcam and microphone/ 802.11 a/g/n/ Free DOS/ 2,56kg/ 6-cell lithium-ion battery (10 - 12h)/ [sound]Integrated/[sound] One-Touch Multimedia Access , 4 Altec Lancing Speaker, Camera 1.3MP , HDMI , card reader/