Intel Xeon E3 1283L v4 's Advantages
Released 3 years and 7 months late
Higher specification of memory (1866 vs 3)
Newer PCIe version (3 vs 2)
Higher base frequency (2.9GHz vs 2.2GHz)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (47W vs 115W)
Opteron 6274 's Advantages
Larger L3 cache size (16MB vs 6MB)