Intel Core i3 12100 's Advantages
Integrated graphics card
Higher base frequency (3.3GHz vs 2.4GHz)
Lower TDP (60W vs 65W)
Intel Core Ultra 7 265 's Advantages
Released 3 years late
Higher specification of memory (5600 vs 4800)
Larger memory bandwidth (102.4GB/s vs 76.8GB/s)
Newer PCIe version (5 vs 5.0)
Larger L3 cache size (30MB vs 12MB)
More modern manufacturing process (3nm vs 10nm)