Whatever the merits, the most salient point on the issue is that nuclear power, by and large, doesn't matter. It's below 5 % of total now and was at about 15 % at its highest.
Also capacity is a dumb thing to look at. There can be week long streches where solar has like 5% utilization.
Of course Germany could have done what France did, there the graph looks quite different if you go back to the 1960 to now.
Whatever the merits, the most salient point on the issue is that nuclear power, by and large, doesn't matter. It's below 5 % of total now and was at about 15 % at its highest.