> OpenBSD does more when running each process for security reasons and so > is arguably slower than Linux, but also does less by default and so is > faster than most distros. It's still blisteringly fast, especially where > it counts and if I had to choose one OS to use it would be OpenBSD. >
I informally compared Slackware with OpenBSD. Slackware boots faster, but OpenBSD uses only 6mb of memory, while Slackware consumes something around 50mb. (Right after the boot, without X, default setup)