Intel Celeron G4900 's Advantages
Integrated graphics card
Lower TDP (54W vs 165W)
Intel Core i9 9940X 's Advantages
Released 6 months late
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (85GB/s vs 37.5GB/s)
Higher base frequency (3.3GHz vs 3.1GHz)
Larger L3 cache size (20MB vs 2MB)