Xeon E 2288G 's Advantages
Released 7 years late
Higher specification of memory (DDR4-2666 vs DDR3)
Higher base frequency (3.7GHz vs 2.2GHz)
Larger L3 cache size (16MB vs 10MB)
More modern manufacturing process (14nm vs 32nm)
Intel Xeon E5 2407 's Advantages
Lower TDP (80W vs 95W)