Intel Core i7 7700K 's Advantages
Released 8 months late
Integrated graphics card
Higher specification of memory (2400 vs 2133)
Higher base frequency (4.2GHz vs 3.6GHz)
Lower TDP (91W vs 140W)
Intel Core i7 6850K 's Advantages
Larger memory bandwidth (76.8GB/s vs 35.76GB/s)
Larger L3 cache size (15MB vs 8MB)