Intel Xeon E3 1220L v3 's Advantages
Released 9 months late
Higher specification of memory (DDR3-1600 vs DDR3)
Newer PCIe version (3 vs 2)
Lower TDP (13W vs 25W)
Opteron 3320 EE 's Advantages
Higher base frequency (1.9GHz vs 1.1GHz)
Larger L3 cache size (8MB vs 4MB)