How much for 2 x 4 Gb DELL Inspiron 15R laptop RAM? link provided below:
http://www.flipkart.com/kingston-valueram-ddr3-4-gb-laptop-ram-kvr1333d3s9-kvr13s9s8-4/p/itmdnymmwhpqnbzb?pid=RAMD4HGZ5466KAFD&
In addition 2 x 2 GB RAM DDR3 PC3-10600 SO-DIMM that came along with the laptop.