Samsung NP540U3C-A03UB Series 5 13.3" Touch-Screen Laptop - 4GB Memory - 500GB Hard Drive - Titan Silver Series 5 13.3" Touch-Screen Laptop NP540U3C-A03UB Intel 3rd Generation CoreTM i5, 1.7GHz (with Turbo Boost up to 2.6GHz) 4GB Memory - 500GB Hard Drive - Titan Silver -NP540U3C-A03UB Wireless-A+B+G+N