Intel Core i5 8259U 's Advantages
Better graphics card performance
Higher base frequency (2.3GHz vs 2.2GHz)
Intel Core i5 10310U 's Advantages
Released 2 years and 1 months late
Higher specification of memory (LPDDR4-2933 vs DDR4-2400)
Larger memory bandwidth (45.8GB/s vs 37.5GB/s)
Lower TDP (10W vs 28W)