Intel Xeon w3 2425 's Advantages
Higher base frequency (3GHz vs 2GHz)
Lower TDP (130W vs 160W)
Xeon 6543P B 's Advantages
Released 2 years late
Higher specification of memory (5600 vs 4400)
Larger L3 cache size (128MB vs 15MB)
More modern manufacturing process (5nm vs 10nm)