Intel Core i7 7820X 's Advantages
Larger memory bandwidth (79.47GB/s vs 45.8GB/s)
Higher base frequency (3.6GHz vs 2.9GHz)
Intel Core i7 10700 's Advantages
Released 3 years late
Integrated graphics card
Higher specification of memory (2933 vs 2666)
Larger L3 cache size (16MB vs 11MB)
Lower TDP (65W vs 140W)