Intel Xeon L5630 's Advantages
Lower TDP (40W vs 80W)
Intel Xeon E5 2630 v2 's Advantages
Released 3 years and 6 months late
Newer PCIe version (3 vs 2)
Higher base frequency (2.6GHz vs 2.133GHz)
Larger L3 cache size (15MB vs 12MB)
More modern manufacturing process (22nm vs 32nm)