Intel Xeon E3 1240 v5 's Advantages
Released 3 years and 7 months late
Higher base frequency (3.5GHz vs 2GHz)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (80W vs 95W)
Intel Xeon E5 2620 's Advantages
Higher specification of memory (DDR3 vs DDR3)
Larger L3 cache size (15MB vs 8MB)