Intel Pentium Gold 5405U 's Advantages
Lower TDP (15W vs 55W)
Intel Core Ultra 7 265HX 's Advantages
Released 6 years late
Higher specification of memory (6400 vs 2133)
Larger memory bandwidth (102.4GB/s vs 37.5GB/s)
Newer PCIe version (5 vs 2.0)
Higher base frequency (2.6GHz vs 2.3GHz)
Larger L3 cache size (24MB vs 2MB)
More modern manufacturing process (3nm vs 14nm)