AMD Ryzen Threadripper PRO 5955WX 's Advantages
Released 12 years and 1 months late
Higher specification of memory (3200 vs 1333)
Newer PCIe version (4 vs 2)
Higher base frequency (4GHz vs 2.266GHz)
Larger L3 cache size (64MB vs 4MB)
More modern manufacturing process (7nm vs 45nm)
Xeon EC5539 's Advantages
Lower TDP (65W vs 280W)