Intel announced the Amber Lake-Y CPUs back at Computex in June, but core count or frequency details were not provided. This week, Dell and NextLab501 revealed names and specs for three Amber Lake-Y CPUs, and it looks like the new ULV chips should come with increased frequencies, but the core configuration and the iGPU remain the same.
https://www.notebookcheck.net/New-Intel-Amber-Lake-Y-details-emerge.317466.0.html