Intel Core i3 12100 's Advantages
Lower TDP (60W vs 105W)
AMD Ryzen 7 7700X 's Advantages
Released 8 months late
Higher specification of memory (5200 vs 4800)
Larger memory bandwidth (83.2GB/s vs 76.8GB/s)
Higher base frequency (4.5GHz vs 3.3GHz)
Larger L3 cache size (32MB vs 12MB)
More modern manufacturing process (5nm vs 10nm)