Intel Xeon E3 1260L 's Advantages
Lower TDP (45W vs 250W)
Xeon 6740E 's Advantages
Released 13 years and 2 months late
Higher specification of memory (DDR5-6400 vs DDR3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (96MB vs 8MB)
More modern manufacturing process (7nm vs 32nm)