Intel Core i5 1345U 's Advantages
Integrated graphics card
Higher specification of memory (LPDDR5x-6400 vs LPDDR5-6400)
Higher base frequency (1.6GHz vs 0.7GHz)
Intel Core Ultra 5 134U 's Advantages
Released 11 months late
Larger memory bandwidth (102.4GB/s vs 89.6GB/s)
Newer PCIe version (4 vs 4.0)
More modern manufacturing process (7nm vs 10nm)
Lower TDP (9W vs 12W)