Intel Xeon E5507 's Advantages
Lower TDP (80W vs 130W)
Xeon E7 8837 's Advantages
Released 1 years and 1 months late
Higher specification of memory (1333 vs 3)
Higher base frequency (2.667GHz vs 2.266GHz)
Larger L3 cache size (24MB vs 4MB)
More modern manufacturing process (32nm vs 45nm)