Xeon E 2274G 's Advantages
Released 5 years and 8 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Higher base frequency (4GHz vs 2.4GHz)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E5 2407 v2 's Advantages
Larger L3 cache size (10MB vs 8MB)
Lower TDP (80W vs 83W)