Xeon X3470 's Advantages
Higher specification of memory (1333 vs 3)
Higher base frequency (2.933GHz vs 1.8GHz)
Intel Xeon E5 2428L 's Advantages
Released 2 years and 8 months late
Larger L3 cache size (15MB vs 8MB)
More modern manufacturing process (32nm vs 45nm)
Lower TDP (60W vs 95W)