Intel Xeon E3 1240 's Advantages
Lower TDP (80W vs 95W)
Xeon E 2186G 's Advantages
Released 7 years and 1 months late
Higher specification of memory (2666 vs 3)
Higher base frequency (3.8GHz vs 3.3GHz)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)