Debian: kFreeBSD 9.0 Kernel Competing Against Linux 3.2
Written by Michael Larabel in Operating Systems on 5 March 2012. Page 2 of 5. 24 Comments

In the John The Ripper tests, Debian GNU/Linux with the 3.2 kernel was faster than the FreeBSD 9.0-1-amd64 kernel.

OpenSSL was significantly faster (3.45x) on Debian Linux than with the FreeBSD kernel, while again both had the same GCC 4.6 compiler.