Intel Xeon E5649 's Advantages
Released 1 years late
Higher base frequency (2.533GHz vs 1.733GHz)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (32nm vs 45nm)
Xeon LC5518 's Advantages
Higher specification of memory (1066 vs 3)
Lower TDP (48W vs 80W)