which is better del 15r 5521 or hp e15 016tx

Tell me guys which is better in performance
Purpose is
1.gaming
2.programing
Also tel does is there heating problem in hp e15 016tx

pls compare them

HP Pavilion 15-E016TX Laptop (3rd Gen Ci5/ 4GB/ 1TB/ Win8/ 2GB Graph) vs Dell Inspiron 15R 5521 Laptop (3rd Gen Ci5/ 4GB/ 500GB/ Win8/ 2GB Graph): Compare Computers: Flipkart.com