Intel Xeon E5 2648L 's Advantages
Lower TDP (70W vs 100W)
Intel Xeon E5 2692 v2 's Advantages
Released 1 years and 6 months late
Higher base frequency (2.2GHz vs 1.8GHz)
Larger L3 cache size (30MB vs 20MB)
More modern manufacturing process (22nm vs 32nm)