Intel Core i9 9980XE 's Advantages
Higher base frequency (3.0GHz vs 1.4GHz)
Larger L3 cache size (25MB vs 24MB)
Intel Core Ultra 7 155HL 's Advantages
Released 5 years and 6 months late
Higher specification of memory (DDR5-5600 vs DDR4-2666)
Larger memory bandwidth (89.6GB/s vs 79.47GB/s)
Newer PCIe version (4 vs 3.0)
More modern manufacturing process (7nm vs 14nm)
Lower TDP (45W vs 165W)