Intel Xeon D 1518 's Advantages
Released 2 years and 4 months late
Newer PCIe version (3 vs 2)
Higher base frequency (2.2GHz vs 1.8GHz)
Lower TDP (35W vs 85W)
Opteron 6366 HE 's Advantages
Higher specification of memory (DDR3 vs DDR3)
Larger L3 cache size (8MB vs 1.5MB)