Opteron 4386 's Advantages
Higher base frequency (3.1GHz vs 2.2GHz)
Lower TDP (95W vs 135W)
Xeon D 2899NT 's Advantages
Released 11 years late
Higher specification of memory (3200 vs 3)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)