Intel Xeon E5 2420 v2 's Advantages
Lower TDP (80W vs 95W)
Xeon E 2288G 's Advantages
Released 5 years and 8 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Higher base frequency (3.7GHz vs 2.2GHz)
Larger L3 cache size (16MB vs 15MB)
More modern manufacturing process (14nm vs 22nm)