Intel Xeon X5650 's Advantages
Higher base frequency (2.666GHz vs 2.5GHz)
Intel Xeon E5 2430 v2 's Advantages
Released 3 years and 6 months late
Larger L3 cache size (15MB vs 12MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (80W vs 95W)