For those cautious of parts from AliExpress. I have received both of these from the same seller, RE store. Both post, both identify correctly, all cores work and got them for 32
Amazon.com: SAAKO CPU Compatible with Core i7-7700K Quad-Core CPU 4.2GHz 8-Thread LGA 1151 91W 14nm i7 7700K Processor SAAKO : Electronics