The
J1900 is based on
Silvermont architecture while the
T2450 is based on
Mobile.
Using the multithread performance as a reference, the J1900 gets a score of
33.2 k points while the T2450 gets
11.4 k points.
Summarizing, the
J1900 is
2.9 times faster than the
T2450. To get a proper comparison between both models, take a look to the data shown below.