Intels Core Ultra lineup of desktop and laptop processors has been frustrating to review. None of them has been across the board awful or totally without redeeming qualities. But Intel has struggled mightily this decade to produce new processors that are straightforward, easy to recommend improvements over their predecessors. The companys 12th and 13th generation Core chips offered big boosts to CPU performance over the 11th generation CPUs, for example, but they also usually came with a sign