my lcd hdtv has a pc-input which has a native 1280x768 resoultion, it also supports 640x480 in vga, 800x600 in svga, and 1024x768 in xvga. what i want to know is will my radeon 9800pro be able to output in xvga format so that the tv will run in 1024x768. the tv in a zenith e44w46lcd. whenever i change the resolution to anything other than 1280x768 it gets no input.