Intel Xeon E3 1575M v5 's Advantages
Released 3 years and 8 months late
Higher base frequency (3GHz vs 1.8GHz)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (45W vs 60W)
Intel Xeon E5 1428L 's Advantages
Higher specification of memory (DDR3 vs DDR3)
Larger L3 cache size (15MB vs 8MB)