Intel Xeon E5 4640 's Advantages
Higher base frequency (2.4GHz vs 2.3GHz)
Larger L3 cache size (20MB vs 15MB)
Lower TDP (95W vs 105W)
Intel Xeon Silver 4310T 's Advantages
Released 8 years and 11 months late
Higher specification of memory (DDR4-2667 vs DDR3)
Newer PCIe version (4 vs 3)
More modern manufacturing process (10nm vs 32nm)