Intel Xeon E7 8870 v3 's Advantages
Released 2 years and 7 months late
Newer PCIe version (3 vs 2)
Higher base frequency (2.1GHz vs 1.8GHz)
Larger L3 cache size (45MB vs 8MB)
Opteron 6366 HE 's Advantages
Higher specification of memory (DDR3 vs DDR3)
Lower TDP (85W vs 140W)