The HIS 7850 Fan 2 GB GDDR5 PCI-E DVI/HDMI/2x Mini DP Graphics Card H785F2G2M is on sale for $179.99 after a $20 Mail in Rebate at Amazon. Comes with free super saver shipping.
The card comes with a free copy of Sleeping Dogs. The game activates on Steam. Or you can sell the game on ebay for $20 or so and put that towards the video card.