AMD Ryzen 3 8300G 's Advantages
Released 4 years late
Integrated graphics card
Higher specification of memory (5200 vs 3200)
Higher base frequency (3.4GHz vs 2.9GHz)
More modern manufacturing process (4nm vs 7nm)
Lower TDP (65W vs 280W)
AMD Ryzen Threadripper 3990X 's Advantages
Larger memory bandwidth (95.37GB/s vs 83.2GB/s)
Larger L3 cache size (128MB vs 8MB)