Windows 32bit is stuck at 4Gb, don't tarnish the other platforms with the same brush.
Linux 2.6.32-5-686-bigmem #1 SMP Thu Nov 3 05:12:00 UTC 2011 i686 GNU/Linux
21:13:15 up 2 days, 1:00, 2 users, load average: 1.03, 1.02, 1.00
Tasks: 182 total, 1 running, 181 sleeping, 0 stopped, 0...