Intel Core i9 9920X 's Advantages
Larger memory bandwidth (85GB/s vs 76.8GB/s)
Larger L3 cache size (19MB vs 6MB)
Intel Pentium Gold G7400 's Advantages
Released 3 years and 3 months late
Integrated graphics card
Higher specification of memory (DDR5-4800 vs DDR4-2666)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (3.7GHz vs 3.5GHz)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (46W vs 165W)