a ATI 3850 is also quite nice for the price, if spending a bit more isnt a problem, but they range around 170 bucks, and from what you´re showing, your price point is around 100 dollars, well
Newegg.com - HIS Hightech H260XTF512DDN-R Radeon HD 2600XT 512MB 128-bit GDDR3 PCI Express x16 CrossFire Supported Video Card - Retail
its decent, its faster then a 8600GT, 512MB DDR3,