Opteron 4340 's Advantages
Higher base frequency (3.5GHz vs 2.8GHz)
Lower TDP (95W vs 230W)
Intel Xeon Gold 6342 's Advantages
Released 8 years and 4 months late
Higher specification of memory (3200 vs 3)
Larger L3 cache size (36MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)