https://community.hpe.com/t5/operating-system-hp-ux/hp-ux-10-20-and-compaq/m-p/4949160#M413273 Nope. HP-UX only works on HP9000 series systems. 10.20 will only work on older 32-bit PA-RISC architecture HP9000s. Wed, 28 Dec 2005 14:46:43 GMT Jeff_Traigle 2005-12-28T14:46:43Z https://community.hpe.com/t5/operating-system-hp-ux/hp-ux-10-20-and-compaq/m-p/4949159#M413272 Can I use HP-UX 10.20 on any HP Compaq machine. If yes, please let me know the brand of Compaq machine. Thanks. Wed, 28 Dec 2005 14:44:36 GMT https://community.hpe.com/t5/operating-system-hp-ux/hp-ux-10-20-and-compaq/m-p/4949159#M413272 Ayub Bham 2005-12-28T14:44:36Z https://community.hpe.com/t5/operating-system-hp-ux/hp-ux-10-20-and-compaq/m-p/4949160#M413273 Nope. HP-UX only works on HP9000 series systems. 10.20 will only work on older 32-bit PA-RISC architecture HP9000s. Wed, 28 Dec 2005 14:46:43 GMT https://community.hpe.com/t5/operating-system-hp-ux/hp-ux-10-20-and-compaq/m-p/4949160#M413273 Jeff_Traigle 2005-12-28T14:46:43Z https://community.hpe.com/t5/operating-system-hp-ux/hp-ux-10-20-and-compaq/m-p/4949161#M413274 HP-UX 10.20 only runs on PA-RISC architecture and only HP makes PA-RISC architecture so, no, you can't run it on Compaq.<BR /><BR /><BR />Pete Wed, 28 Dec 2005 14:46:58 GMT https://community.hpe.com/t5/operating-system-hp-ux/hp-ux-10-20-and-compaq/m-p/4949161#M413274 Pete Randall 2005-12-28T14:46:58Z https://community.hpe.com/t5/operating-system-hp-ux/hp-ux-10-20-and-compaq/m-p/4949162#M413275 got the reply Wed, 21 Jul 2010 18:02:51 GMT https://community.hpe.com/t5/operating-system-hp-ux/hp-ux-10-20-and-compaq/m-p/4949162#M413275 Ayub Bham 2010-07-21T18:02:51Z