Intel Xeon E3 1235 's Advantages
Higher base frequency (3.2GHz vs 2.6GHz)
Intel Xeon E5 2640 v3 's Advantages
Released 3 years and 5 months late
Higher specification of memory (1866 vs 3)
Larger L3 cache size (20MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (90W vs 95W)