Help me choose a graphics card fast

[iamsrjth]

Hello,PC configuration
AS US Motherboard M2N68 - AM PLUS
AMD Athlon™ II X2 245 Processor with 2.91 GHz
and 3 GB RAM

 

[Wyered1]

Get a sub $100 5770 or 6770 or 7770 at most. The 7770 if you don't mind spending more.