Intel Core i7 1260U 's Advantages
Released 2 years and 4 months late
Higher specification of memory (5200 vs 2400)
Larger memory bandwidth (76.8GB/s vs 37.5GB/s)
Newer PCIe version (4.0 vs 2.0)
Larger L3 cache size (12MB vs 2MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (9W vs 15W)
Intel Pentium Gold 6405U 's Advantages
Higher base frequency (2.4GHz vs 1.1GHz)