Intel Core i7 7820X 's Advantages
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (79.47GB/s vs 35.76GB/s)
Higher base frequency (3.6GHz vs 3.5GHz)
Larger L3 cache size (11MB vs 3MB)
Intel Pentium G4560 's Advantages
Integrated graphics card
Lower TDP (54W vs 140W)