Monoprice via eBay offers the Intel Kaby Lake Core i7-7700K 4.2GHz Quad-Core LGA 1151 Processor for $309.99 with free shipping. That's tied with our mention from last month and the lowest price we could find now by $36. It features 8MB of cache memory.

Of note, Micro Center offers it for $299.99 with in-store pickup.