Xeon LC3528 's Advantages
Higher specification of memory (800 vs 3)
Lower TDP (35W vs 95W)
Intel Xeon E5 4640 's Advantages
Released 2 years and 3 months late
Newer PCIe version (3 vs 2)
Higher base frequency (2.4GHz vs 1.733GHz)
Larger L3 cache size (20MB vs 4MB)
More modern manufacturing process (32nm vs 45nm)