The Intel Core i7-9700K comes with eight CPU cores & eight Processing threads.
The processor can easily handle 100+ FPS performance in most of the popular games and can do CPU-intensive works easily.
It can provide a base clock speed of 3.6 GHz and the eight CPU cores can achieve up to 4.9 GHz of turbo boost frequency.
The processor is compatible only with Motherboards based on Intel 300 Series Chipsets & it also support Intel Optane Memory.
It also comes with Intel UHD Graphics 630 - So you don't need to buy separate graphics card until you want to.
Along with it, the processor comes with quad channel DDR4-2666 architecture, support 12 MB of L3 cache, but the cooling device is not included with the processor.