ASUS N551JX 15.6 comes with Intel Core i5-4200H Dual-core - 2.8 GHz / 3.4 GHz with Turbo Boost - 3 MB cache processor, Windows 8.1 (64-bit) Free Windows 10 download Oprating System, 8 GB DDR3 RAM Memory and 1 TB HDD, 5400 rpm, The Laptop has webcam, stereo speakers, HD webcam,Microphone,stereo speakers with external subwoofer Sonic Master,Microphone, Island-style keyboard, ASUS N551JX 15.6 is 25 x 348 x 242 mm (H x W x D) and 2 kg Weight, USB 3.0 x 1 USB 2.0 x 1 (No of USB), 1920 x 1080 HD, screen size is 15.6 inches, 2-cell Lithium-polymer and upto 12 hours, NVIDIA GeForce GTX 950M (2 GB GDDR3) and Shared graphics by Asus.