Opteron 6274 's Advantages
Larger L3 cache size (16MB vs 1.5MB)
Intel Xeon D 1518 's Advantages
Released 3 years and 4 months late
Higher specification of memory (4 vs 3)
Newer PCIe version (3 vs 2)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (35W vs 115W)