Opteron 4376 HE 's Advantages
Lower TDP (65W vs 325W)
Xeon w7 3555 's Advantages
Released 11 years and 8 months late
Higher specification of memory (4800 vs 3)
Higher base frequency (2.7GHz vs 2.6GHz)
Larger L3 cache size (75MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)