Intel Core i7 1260P 's Advantages
Released 3 years and 6 months late
Better graphics card performance
Higher specification of memory (LPDDR5-5200 vs DDR4-2400)
Larger memory bandwidth (76.8GB/s vs 37.5GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (18MB vs 4MB)
More modern manufacturing process (10nm vs 14nm)
Intel Core i3 8145U 's Advantages
Lower TDP (15W vs 28W)