Intel Xeon W3670 's Advantages
Higher base frequency (3.2GHz vs 2GHz)
Intel Xeon E5 2628L v3 's Advantages
Released 4 years and 1 months late
Higher specification of memory (1866 vs 3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (25MB vs 12MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (75W vs 130W)