Intel Core i7 6700 's Advantages
Higher base frequency (3.4GHz vs 3.1GHz)
Larger L3 cache size (8MB vs 2MB)
Intel Celeron G4900 's Advantages
Released 2 years and 7 months late
Higher specification of memory (2400 vs 2133)
Larger memory bandwidth (37.5GB/s vs 34.1GB/s)
Lower TDP (54W vs 65W)