Xeon E6510 's Advantages
Larger L3 cache size (12MB vs 8MB)
Intel Xeon E3 1268L v5 's Advantages
Released 5 years and 7 months late
Higher specification of memory (2133 vs 1333)
Newer PCIe version (3 vs 2)
Higher base frequency (2.4GHz vs 1.733GHz)
More modern manufacturing process (14nm vs 45nm)
Lower TDP (35W vs 105W)