GIGABYTE GV-R645OC-1GI Radeon HD 6450 1GB PCI Express Video Card for $14.99 shipped after a $25 rebate.  Here is a screenshot for your reference.  It features Radeon HD 6450 GPU at 675MHz, DirectX 11 support as well as HDMI, VGA, and DVI ports.  Most places have this Radeon HD 6450 1GB video card for about $50.