Intel Xeon E3 1270 's Advantages
Released 1 years and 2 months late
Newer PCIe version (3 vs 2)
Higher base frequency (3.4GHz vs 2.133GHz)
More modern manufacturing process (32nm vs 45nm)
Xeon EC3529 's Advantages
Higher specification of memory (1066 vs 3)
Lower TDP (65W vs 80W)