Intel Xeon E3 1220L 's Advantages
Released 1 years and 2 months late
Newer PCIe version (3 vs 2)
Higher base frequency (2.2GHz vs 2.133GHz)
More modern manufacturing process (32nm vs 45nm)
Lower TDP (20W vs 65W)
Xeon EC3529 's Advantages
Higher specification of memory (1066 vs 3)
Larger L3 cache size (8MB vs 3MB)