AMD Ryzen Threadripper Pro 3945WX 's Advantages
Larger memory bandwidth (204.8GB/s vs 47.68GB/s)
Higher base frequency (4.0GHz vs 3.4GHz)
AMD Ryzen 7 5800X3D 's Advantages
Released 1 years and 8 months late
Higher specification of memory (DDR4-3200 vs DDR4-3200)
Larger L3 cache size (96MB vs 64MB)
Lower TDP (105W vs 280W)