Intel Core i7 7700 's Advantages
Released 8 months late
Integrated graphics card
Higher specification of memory (2400 vs 2133)
Higher base frequency (3.6GHz vs 3.4GHz)
Lower TDP (65W vs 140W)
Intel Core i7 6800K 's Advantages
Larger memory bandwidth (76.8GB/s vs 35.76GB/s)
Larger L3 cache size (15MB vs 8MB)