Originally Posted by Medion
The GTX260 at $300 and the HD4870 at $300, the 4870 is the better deal. DX10.1 compliant, makes it more future proof. They're about equal in overall speed, with the 4870 edging the GTX260 in higher AA performance.
dx10.1 plays no role in this, by the time dx10.1 games will be out, dx11 will be released