Intel Xeon E5 2663 v3 's Advantages
Released 2 years and 10 months late
Higher specification of memory (DDR4-2133 vs DDR3)
Newer PCIe version (3 vs 2)
Higher base frequency (2.8GHz vs 1.6GHz)
Larger L3 cache size (25MB vs 16MB)
Opteron 6262 HE 's Advantages
Lower TDP (85W vs 105W)