The
T2450 is based on
Mobile architecture while the
521 is based on
NetBurst.
Using the multithread performance as a reference, the T2450 gets a score of
11.4 k points while the 521 gets
8.4 k points.
Summarizing, the
T2450 is
1.4 times faster than the
521. To get a proper comparison between both models, take a look to the data shown below.