You mean this one? http://www.flipkart.com/hp-pavilion-m6-1102tx-laptop-3rd-gen-ci5-6gb-750gb-win8-2gb-graph/p/itmdesfqafmezf5v?pid=COMDESFPAT2ZTBBF&otracker=from-search&srno=t_11&query=Pavilion+m6&ref=7c9c9c3a-3bf6-4b25-b0ee-727a8b700caf
The HD 7670m is inferior to the gt840m...
Sorry, but I couldn't find any decent Radeons in your price range, and the GT 840m is probably the best one you can get with a Rs. 60000 laptop.
If you're willing to pay more, you can get the GT 750M...
This would do: http://www.flipkart.com/hp-pavilion-15-p077tx-notebook-4th-gen-ci5-8gb-1tb-win8-1-2gb-graph-j6m42pa/p/itmdwz2gnsqttz2x?pid=COMDWZ2GHYPMVMMW&srno=b_2&ref=3c25852c-6abb-4dca-91eb-3e4d3ed46d38
Benchmarks: http://www.notebookcheck.net/NVIDIA-GeForce-840M.105681.0.html