Pentium 350 's Advantages
Lower TDP (15W vs 91W)
Intel Core i5 6600K 's Advantages
Released 3 years and 9 months late
Integrated graphics card
Higher specification of memory (2133 vs 3)
Newer PCIe version (3.0 vs 3)
Higher base frequency (3.5GHz vs 1.2GHz)
Larger L3 cache size (6MB vs 3MB)
More modern manufacturing process (14nm vs 32nm)