Get yourself a DVI-D Single Link cable, you can plug that into the DVI-I Dual Link connector. You can mix and match DVI connections just fine as long as you can physically plug the cable into both ends.
Get yourself a DVI-D Single Link cable, you can plug that into the DVI-I Dual Link connector. You can mix and match DVI connections just fine as long as you can physically plug the cable into both ends.