Asus r558ur comes with 8 gb of ram and 1tb hardisk it comes with dos version means you can install any os in that in the package you get driver cd which is neede to be installed by the buyer only it comes with Nvidia graphics card of 2gb and the awsome feature is it has i7 7th gen processor for 55k no laptop can provide this feature for 55k so with out any comprise you can go for it. Asus r 558ur exclusively available on Amazon and paytm in paytm nearly 7% cash back is available which is great so you can get it for around 53k after Cashback. So go for it. ??