Opteron 4340 's Advantages
Higher base frequency (3.5GHz vs 2.2GHz)
Lower TDP (95W vs 270W)
Intel Xeon Gold 6554S 's Advantages
Released 11 years late
Higher specification of memory (5200 vs 3)
Larger L3 cache size (180MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)