Intel Xeon w5 3425 's Advantages
Released 12 years late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 2)
Larger L3 cache size (30MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)
Intel Xeon X5687 's Advantages
Higher base frequency (3.6GHz vs 3.2GHz)
Lower TDP (130W vs 270W)