Both models i7-7700K
are based on Kaby Lake
The first Kaby Lake CPU was released in August 2016. It uses a 14 nm process and was the first architecture in breaking the previous tick-tock model. Actually, it is not that different from the preceding Skylake: it has 64kB of L1 cache and 256kB L2 cache per core.
Using the multithread performance as a reference, the i7-7700K gets a score of 291.1 k points
while the i7-7700 gets 262.2 k points
Summarizing, the i7-7700K
is 1.1 times faster
than the i7-7700
. To get a proper comparison between both models, take a look to the data shown below.