Intel Core i7 8086K 's Advantages
Better graphics card performance
Higher base frequency (4.0GHz vs 3.9GHz)
Larger L3 cache size (12MB vs 6MB)
Intel Processor 300 's Advantages
Released 5 years and 4 months late
Higher specification of memory (DDR5-4800 vs DDR4-2666)
Larger memory bandwidth (76.8GB/s vs 41.6GB/s)
Newer PCIe version (5.0 vs 3.0)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (46W vs 95W)