Intel Xeon E5 2669 v3 's Advantages
Released 4 years and 11 months late
Newer PCIe version (3 vs 2)
Higher base frequency (2.3GHz vs 1.733GHz)
Larger L3 cache size (30MB vs 2MB)
More modern manufacturing process (22nm vs 45nm)
Intel Xeon LC3518 's Advantages
Higher specification of memory (DDR3 vs DDR3)
Lower TDP (23W vs 120W)