Intel Xeon E3 1260L 's Advantages
Lower TDP (45W vs 105W)
Intel Xeon E5 2673 v3 's Advantages
Released 3 years and 5 months late
Higher specification of memory (DDR3 vs DDR3)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)