Xeon E 2126G 's Advantages
Released 5 years and 7 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Newer PCIe version (3 vs 2)
Higher base frequency (3.3GHz vs 2.8GHz)
Larger L3 cache size (12MB vs 8MB)
Opteron 3350 HE 's Advantages
Lower TDP (45W vs 80W)