I am looking forward to buy one of these RAMs please advise.
http://www.flipkart.com/g-skill-sq-ddr3-4-gb-1-x-gb-laptop-ram-f3-12800cl9s-4gbsq/p/itmd55uhsgjgdehh?pid=RAMD55UH9GAZRN4S
OR
http://www.flipkart.com/corsair-ddr3-4-gb-laptop-ram-cmso4gx3m1a1600c11/p/itmdhgydacx8xq22?pid=RAMDHFXFBMKZAHZF&srno=b_4&ref=3e2df16d-bc35-4029-9844-845ad1e2978e
http://www.flipkart.com/g-skill-sq-ddr3-4-gb-1-x-gb-laptop-ram-f3-12800cl9s-4gbsq/p/itmd55uhsgjgdehh?pid=RAMD55UH9GAZRN4S
OR
http://www.flipkart.com/corsair-ddr3-4-gb-laptop-ram-cmso4gx3m1a1600c11/p/itmdhgydacx8xq22?pid=RAMDHFXFBMKZAHZF&srno=b_4&ref=3e2df16d-bc35-4029-9844-845ad1e2978e