Intel Xeon E5607 's Advantages
Higher base frequency (2.266GHz vs 2GHz)
Xeon E 2278GEL 's Advantages
Released 8 years and 4 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (16MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (35W vs 80W)