Intel Xeon E5 2667 's Advantages
Released 3 years and 6 months late
Higher base frequency (2.9GHz vs 2.133GHz)
Larger L3 cache size (15MB vs 12MB)
More modern manufacturing process (32nm vs 45nm)
Xeon E7430 's Advantages
Higher specification of memory (667 vs 3)
Lower TDP (90W vs 130W)