Intel Xeon E5606 's Advantages
Lower TDP (80W vs 270W)
Intel Xeon w7 3455 's Advantages
Released 12 years late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 2)
Higher base frequency (2.5GHz vs 2.133GHz)
Larger L3 cache size (67.5MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)