Java can be significantly faster than C(vanillajava.blogspot.com)
vanillajava.blogspot.com
Java can be significantly faster than C
http://vanillajava.blogspot.com/2011/08/java-can-be-significantly-faster-than-c.html
http://vanillajava.blogspot.com/2011/08/java-can-be-significantly-faster-than-c.html
"Obviously when programs implement different algorithms that difference may itself be enough to explain any difference in program performance."
http://shootout.alioth.debian.org/