Which one of the central processing units is better: AMD Phenom II X3 B73 or AMD Phenom II X2 521? On this page we compare the technical data and benchmark results of different CPUs.
The AMD Phenom II X3 B73 has 3 cores and 3 threads with maximum working frequency of No turbo. The AMD Phenom II X3 B73 was released on Q3/2009.
The AMD Phenom II X2 521 has 2 cores with 3 threads and No turbo of frequency. The AMD Phenom II X2 521 was released on Q2/2011.