- ZFS updated to version 13
 - new boot loader gptzfsboot supports GPT and ZFS
 - hwpmc(4) enhancements including support for core2/i7 processor
   and pmcannotate(8)
 - new mfiutil and mptutil tools for widely used RAID controllers
 - NULL pointer vulnerability mitigation
 - bind updated to 9.4-ESV
 - Gnome updated to 2.28.2
 - KDE updated to 4.3.5
 - Perl updated to 5.10

Pour beaucoup plus d’informations :

• http://www.FreeBSD.org/releases/7.3R/relnotes.html
• http://www.FreeBSD.org/releases/7.3R/errata.html