Intel Core i5 8257U 's Advantages
Lower TDP (15W vs 35W)
Qualcomm Snapdragon X Elite X1E 78 100 's Advantages
Released 4 years and 3 months late
Better graphics card performance
Higher specification of memory (8448 vs 2400)
Larger memory bandwidth (135GB/s vs 37.5GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.4GHz vs 1.4GHz)
Larger L3 cache size (42MB vs 6MB)
More modern manufacturing process (4nm vs 14nm)