AMD Ryzen Threadripper 3990X 's Advantages
Larger memory bandwidth (95.37GB/s vs 76.8GB/s)
Larger L3 cache size (128MB vs 16MB)
AMD Ryzen 7 6800HS 's Advantages
Released 2 years late
Integrated graphics card
Higher specification of memory (6400 vs 3200)
Higher base frequency (3.2GHz vs 2.9GHz)
More modern manufacturing process (6nm vs 7nm)
Lower TDP (35W vs 280W)