Intel Xeon E3 1270 's Advantages
Higher base frequency (3.4GHz vs 2.1GHz)
Lower TDP (80W vs 120W)
Intel Xeon w3 2423 's Advantages
Released 11 years and 10 months late
Higher specification of memory (4400 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (15MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)