Xeon 6952P 's Advantages
Released 14 years and 7 months late
Higher specification of memory (8800 vs 1333)
Newer PCIe version (5 vs 2)
Larger L3 cache size (480MB vs 4MB)
More modern manufacturing process (5nm vs 45nm)
Xeon EC5539 's Advantages
Higher base frequency (2.266GHz vs 2.1GHz)
Lower TDP (65W vs 400W)