Intel Xeon E3 1220L v3 's Advantages
Released 2 years and 4 months late
Higher specification of memory (1600 vs 3)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (13W vs 95W)
Intel Xeon E3 1290 's Advantages
Higher base frequency (3.6GHz vs 1.1GHz)
Larger L3 cache size (8MB vs 4MB)