Intel Xeon E3 1105C 's Advantages
Lower TDP (25W vs 500W)
Xeon 6980P 's Advantages
Released 12 years and 4 months late
Higher specification of memory (8800 vs 3)
Higher base frequency (2GHz vs 1GHz)
Larger L3 cache size (504MB vs 6MB)
More modern manufacturing process (5nm vs 32nm)