Opteron 4334 's Advantages
Lower TDP (95W vs 140W)
Intel Xeon W 2145 's Advantages
Released 4 years and 8 months late
Higher specification of memory (2666 vs 3)
Higher base frequency (3.7GHz vs 3.1GHz)
Larger L3 cache size (11MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)