Intel Core i9 13900 's Advantages
Released 5 years and 8 months late
Integrated graphics card
Higher specification of memory (5600 vs 2666)
Larger memory bandwidth (89.6GB/s vs 79.47GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (36MB vs 11MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (65W vs 140W)
Intel Core i7 7820X 's Advantages
Higher base frequency (3.6GHz vs 2.0GHz)