Intel Core i3 9300 's Advantages
Integrated graphics card
Lower TDP (62W vs 280W)
AMD Ryzen Threadripper 3970X 's Advantages
Released 7 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)