Intel Xeon E5 2609 's Advantages
Higher base frequency (2.4GHz vs 2GHz)
Xeon D 1746TER 's Advantages
Released 9 years and 11 months late
Higher specification of memory (2667 vs 3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (15MB vs 10MB)
More modern manufacturing process (10nm vs 32nm)
Lower TDP (67W vs 80W)