Xeon D 2899NT 's Advantages
Released 13 years and 9 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 2)
Larger L3 cache size (30MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)
Intel Xeon X5650 's Advantages
Higher base frequency (2.666GHz vs 2.2GHz)
Lower TDP (95W vs 135W)