Intel Xeon D 1540 's Advantages
Released 3 years and 11 months late
More modern manufacturing process (14nm vs 32nm)
Lower TDP (45W vs 130W)
Xeon E7 4870 's Advantages
Higher specification of memory (1333 vs 4)
Higher base frequency (2.4GHz vs 2GHz)
Larger L3 cache size (30MB vs 1.5MB)