Intel Xeon E3 1285L v4 's Advantages
Higher base frequency (3.4GHz vs 2GHz)
Lower TDP (65W vs 250W)
Xeon 6746E 's Advantages
Released 9 years late
Higher specification of memory (5600 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (96MB vs 6MB)
More modern manufacturing process (5nm vs 14nm)