I don't think, that this bug is a duplicate of bug 12829. This bug is about missing 100Hz modes in X.org build-in modes, but not about selecting default resolution. At least Package is different for this and 6470 bug.
I don't think, that this bug is a duplicate of bug 12829. This bug is about
missing 100Hz modes in X.org build-in modes, but not about selecting default
resolution. At least Package is different for this and 6470 bug.