Intel Pentium G4600 's Advantages
Integrated graphics card
Lower TDP (51W vs 105W)
AMD Ryzen 9 3900X 's Advantages
Released 2 years and 6 months late
Higher specification of memory (DDR4-3200 vs DDR4-2400)
Larger memory bandwidth (47.68GB/s vs 35.76GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.8GHz vs 3.6GHz)
Larger L3 cache size (64MB vs 3MB)