Intel Xeon E3 1578L v5 's Advantages
Released 5 years and 3 months late
Higher specification of memory (2133 vs 1333)
Newer PCIe version (3 vs 2)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (45W vs 60W)
Xeon L5645 's Advantages
Higher base frequency (2.4GHz vs 2GHz)
Larger L3 cache size (12MB vs 8MB)