Opteron 4340 's Advantages
Higher base frequency (3.5GHz vs 2GHz)
Lower TDP (95W vs 118W)
Xeon D 2796TE 's Advantages
Released 9 years and 2 months late
Higher specification of memory (2933 vs 3)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)