in need of technical support

this link is what i was looking at for all my specs when i looked up the graphics card.

http://www.bestbuy.com/site/HP+-+ENVY+15.6%22+Laptop+-+6GB+Memory+-+750GB+Hard+Drive+-+Natural+Silver/6819205.p?id=1218808163771&skuId=6819205#tab=specifications

i found my model number and i have the m6-1125dx which is the link you provided. thanks alot. so is it a simple fix now? update my graphics card and i'm good to go? and which graphics cards am i compatible with?