Xeon LC5518 's Advantages
Higher specification of memory (1066 vs 3)
Larger L3 cache size (8MB vs 5MB)
Lower TDP (48W vs 80W)
Intel Xeon E5 2637 's Advantages
Released 2 years and 1 months late
Newer PCIe version (3 vs 2)
Higher base frequency (3GHz vs 1.733GHz)
More modern manufacturing process (32nm vs 45nm)