Opteron 3350 HE 's Advantages
Lower TDP (45W vs 80W)
Xeon E 2278GE 's Advantages
Released 6 years and 6 months late
Higher specification of memory (2666 vs 3)
Newer PCIe version (3 vs 2)
Higher base frequency (3.3GHz vs 2.8GHz)
Larger L3 cache size (16MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)