Intel Xeon E7 8893 v3 's Advantages
Higher base frequency (3.2GHz vs 2.8GHz)
Larger L3 cache size (45MB vs 8MB)
Intel Xeon E3 1505M v5 's Advantages
Higher specification of memory (2133 vs 1866)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (45W vs 140W)