Intel Core i5 8210Y 's Advantages
Better graphics card performance
Higher specification of memory (LPDDR3-2133 vs DDR4-2400)
Lower TDP (7W vs 15W)
Intel Core i5 8265U 's Advantages
Larger memory bandwidth (37.5GB/s vs 33.3GB/s)
Larger L3 cache size (6MB vs 4MB)