Intel Xeon E3 1270 v3 's Advantages
Higher base frequency (3.5GHz vs 3.4GHz)
Lower TDP (80W vs 95W)
Xeon E 2278G 's Advantages
Released 5 years and 11 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Larger L3 cache size (16MB vs 8MB)
More modern manufacturing process (14nm vs 22nm)