Intel Xeon E3 1245 v3 's Advantages
Released 4 years and 3 months late
Newer PCIe version (3 vs 2)
Higher base frequency (3.4GHz vs 2.4GHz)
More modern manufacturing process (22nm vs 45nm)
Xeon E5530 's Advantages
Higher specification of memory (1066 vs 4)
Lower TDP (80W vs 84W)