Newegg has the XFX HD-667X-ZNFQ Radeon HD 6670 1GB 128-bit DDR3 Video Card for $70 - $25 rebate
[Exp 5/31] + $7 shipping = $52
with free shipping. Includes free Orcs Must Die game coupon with purchase. Features 2560 x 1600 max resolution, 800MHz core clock, 1600MHz effective memory clock, 480 stream processing units, and mini HDMI and 2 x DVI ports.