Besides confirmation of LGA1700, VideoCardz reports Alder Lake-S will also be the first Intel desktop chip to support DDR5 memory. It's believed that Alder Lake-S will use an ARM big.LITTLE-like core configuration, with Golden Cove and Gracemont cores.
A fresh leak from @momomo_us revealed that Intel now also lists LGA1700 socket on official resource website. This is the first confirmation directly from Intel on the new socket in regard to Alder Lake-S. Previously this rumor was only mentioned by manufacturers specializing in testing equipment for Intel platforms or the leakers.Alder Lake-S is expected in 2021.