There has been mention of a 10510Y processor in a 3DMark record, according to noted database miner Tum Apisak. Although details about the chip are currently scant, the tipster did add that the CPU had been measured running at a clock rate of 1.5 GHz. A leaked Intel roadmap signified a 2020 release for Comet Lake Y processors.
https://www.notebookcheck.net/Mysterious-10510Y-processor-pops-up-on-3DMark.428007.0.html