Intel Core i9 7900X 's Advantages
Higher base frequency (3.3GHz vs 1.2GHz)
Intel Core Ultra 5 125HL 's Advantages
Released 6 years and 11 months late
Higher specification of memory (5600 vs 2666)
Larger memory bandwidth (89.6GB/s vs 79.47GB/s)
Newer PCIe version (4 vs 3.0)
Larger L3 cache size (18MB vs 14MB)
More modern manufacturing process (7nm vs 14nm)
Lower TDP (45W vs 140W)