Intel Xeon W 2123 's Advantages
Released 6 years and 4 months late
Higher specification of memory (2666 vs 3)
Higher base frequency (3.6GHz vs 3.3GHz)
Larger L3 cache size (8.25MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)
Intel Xeon E3 1245 's Advantages
Lower TDP (95W vs 120W)