Monoprice offers the Intel Skylake Core i7-6700K 4GHz Quad-Core LGA 1151 Processor for $309.99. Coupon code "CPU60" drops it to $249.99 With free shipping, that's $27 under our April mention and the lowest price we've seen for this processor. (It's the best deal we could find today by $40.) It features a 2MB L2 cache and 8MB smart cache.