Intel Xeon E3 1285L v3 's Advantages
Higher base frequency (3.1GHz vs 2GHz)
Lower TDP (65W vs 250W)
Xeon 6746E 's Advantages
Released 11 years late
Higher specification of memory (5600 vs 4)
Newer PCIe version (5 vs 3)
Larger L3 cache size (96MB vs 8MB)
More modern manufacturing process (5nm vs 22nm)