Looking for a graphics card

[freer4]

hi im looking for a graphics card to fit in to my family computer, so i can play better games on, not looking for anything to powerfull or exspensive.
its an hp pavilion slim line s5-1015uk please coud you advise what would fit and be comptable, thanks
chris
ps absolute noob with comps

https://www.google.co.uk/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&ved=0CEEQFjAA&url=http%3A%2F%2Fh20000.www2.hp.com%2Fbizsupport%2FTechSupport%2FDocument.jsp%3FobjectID%3Dc02881444%26lang%3Den%26cc%3Dus%26taskId%3D101%26contentType%3DSupportFAQ%26prodSeriesId%3D5080757%26prodTypeId%3D12454&ei=KP0pUdX3LuiV0QWAz4HQAQ&usg=AFQjCNFIXP3FNYBC4G5QhhzkumDKgEFsRw&sig2=D9XERl9uYBQwGdLPUWuYRg&bvm=bv.42768644,d.d2k

 

[ASHISH65]

Best is hd 7750 1gb low profile gpu

 

[freer4]

what kind of games would this let me play and prices are we looking at