This Laptop is supported by DDR3 Ram.500 Gb SATA Hdd storage is only cons for this product but it is quiet enough to store everything you want.My friend is working with this laptop smoothly, no hardware or software issue found yet.Count on windows7 operating system and enjoy the view with 15.5 display.it also available in blue with a truss patterened texture for a sophisticated look.Also built in swift wireless data transfer with minimum power consumption.Its 6 cell battery is safe.One year manufacturing warranty also comes with this product & you can call customer care toll free number anyday 24*7.Good product under the price of 45k.