Intel Xeon E3 1285 v3 's Advantages
Released 1 years and 1 months late
Higher specification of memory (4 vs 3)
Higher base frequency (3.6GHz vs 2.4GHz)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (84W vs 95W)
Intel Xeon E5 4640 's Advantages
Larger L3 cache size (20MB vs 8MB)