Intel Core i3 9100 's Advantages
Released 6 months late
Integrated graphics card
Higher base frequency (3.6GHz vs 3.1GHz)
Lower TDP (65W vs 165W)
Intel Core i9 9960X 's Advantages
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (85GB/s vs 37.5GB/s)
Larger L3 cache size (22MB vs 6MB)