Leaked technical specifications of an Alder Lake-S Core-1800 16-core 24-thread engineering sample (ES) indicate a TDP of 125 W and a PL2 of 228 W that lasts for just 2.44 ms. We also get to know that this Core-1800 ES sample can boost up to 4.6 GHz on two Golden Cove cores and up to 3.4 GHz on four Gracemont Atom cores at 1.3147 V.
https://www.notebookcheck.net/Intel-Alder-Lake-S-Core-1800-ES-specs-leak-16C-24T-with-4-6-GHz-boost-on-two-big-cores-3-4-GHz-boost-on-four-small-cores-and-extremely-short-228-W-PL2.537536.0.html