Intel Core i5 6600 's Advantages
Integrated graphics card
Lower TDP (65W vs 112W)
Intel Core i7 7740X 's Advantages
Released 1 years and 8 months late
Higher specification of memory (2666 vs 2133)
Larger memory bandwidth (42.7GB/s vs 34.1GB/s)
Higher base frequency (4.3GHz vs 3.3GHz)
Larger L3 cache size (8MB vs 6MB)