AMD Ryzen Threadripper 3990X 's Advantages
Released 9 months late
Higher specification of memory (3200 vs 2400)
Larger memory bandwidth (95.37GB/s vs 37.5GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (128MB vs 8MB)
More modern manufacturing process (7nm vs 14nm)
Intel Core i3 9300 's Advantages
Integrated graphics card
Higher base frequency (3.7GHz vs 2.9GHz)
Lower TDP (62W vs 280W)