Intel Core i9 13900 's Advantages
Integrated graphics card
Newer PCIe version (5.0 vs 4)
Higher base frequency (2.0GHz vs 1.4GHz)
Larger L3 cache size (36MB vs 24MB)
Intel Core Ultra 7 155HL 's Advantages
Released 1 years and 3 months late
Higher specification of memory (DDR5-5600 vs DDR5-5600)
More modern manufacturing process (7nm vs 10nm)
Lower TDP (45W vs 65W)