Intel Xeon E5 2640 v3 's Advantages
Released 1 years and 9 months late
Higher specification of memory (1866 vs 3)
Higher base frequency (2.6GHz vs 2.2GHz)
Larger L3 cache size (20MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Opteron 43CX EE 's Advantages
Lower TDP (35W vs 90W)