AMD Ryzen 3 4100 's Advantages
Higher base frequency (3.8GHz vs 3.2GHz)
Lower TDP (65W vs 350W)
AMD Ryzen Threadripper 9980X 's Advantages
Released 3 years and 3 months late
Higher specification of memory (6400 vs 3200)
Newer PCIe version (5 vs 3.0)
Larger L3 cache size (256MB vs 8MB)
More modern manufacturing process (4nm vs 7nm)