Xeon E 2274G 's Advantages
Released 7 years and 2 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Higher base frequency (4GHz vs 2.6GHz)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (83W vs 115W)
Intel Xeon E5 2670 's Advantages
Larger L3 cache size (20MB vs 8MB)