Intel Xeon E5 2450L 's Advantages
Larger L3 cache size (20MB vs 8MB)
Intel Xeon E3 1558L v5 's Advantages
Released 4 years late
Higher specification of memory (DDR3 vs DDR3)
Higher base frequency (1.9GHz vs 1.8GHz)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (45W vs 70W)