Intel Xeon E5 2690 's Advantages
Higher base frequency (2.9GHz vs 2.5GHz)
Larger L3 cache size (20MB vs 8MB)
Intel Xeon E3 1265L v3 's Advantages
Released 1 years and 3 months late
Higher specification of memory (DDR3 vs DDR3)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (45W vs 135W)