Intel Xeon L5609 's Advantages
Lower TDP (40W vs 80W)
Intel Xeon E 2356G 's Advantages
Released 11 years and 6 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 2)
Higher base frequency (3.2GHz vs 1.866GHz)
More modern manufacturing process (14nm vs 32nm)