– Windows NT/XP/2000, Linux, Solaris 9 and later itu termasuk juga kedalam kelompok multithreading yang one-to-one model.
– Windows NT/2000, IRIX, Digital UNIX & Solaris pun termasuk ke model multithreading many-to-many model.
– Irix, HP-UX , Tru64 UNIX, Solaris 8 and earlier termasuk ke kelompok model multithreading two-level model.
– GNU termasuk ke kelompok model multithreading many-to-one model.