Xeon D 2899NT 's Advantages
Lower TDP (135W vs 250W)
Xeon 6740E 's Advantages
Released 6 months late
Higher specification of memory (6400 vs 3200)
Newer PCIe version (5 vs 4)
Higher base frequency (2.4GHz vs 2.2GHz)
Larger L3 cache size (96MB vs 30MB)
More modern manufacturing process (5nm vs 10nm)