Intel Core i9 9920X 's Advantages
Larger memory bandwidth (85GB/s vs 76.8GB/s)
Higher base frequency (3.5GHz vs 1.1GHz)
Intel Core i9 12900TE 's Advantages
Released 3 years and 3 months late
Integrated graphics card
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3.0)
Larger L3 cache size (30MB vs 19MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (35W vs 165W)