View Single Post
Old 2013-03-06, 21:43   #2
cheesehead's Avatar
"Richard B. Woods"
Aug 2002
Wisconsin USA

22×3×641 Posts

Originally Posted by alpertron View Post
The main problem, as expected, is the speed. For example, when factoring 1059+213 which is the product of two 30-digit prime numbers, my computer (a 2,53 GHz Core Quad) requires 17 seconds in 32-bit mode and 12 seconds in 64-bits mode when using a single thread. The Coby Kyros MID8048-4 (Cortex A5, 1 GHz) requires 3 minutes and a half to perform the same factorization.
There is some famous quotation about an animal trick (IIRC): that the surprise is not how well it can do it, but that it can do it at all. :-)
cheesehead is offline   Reply With Quote