In the mean time I have sold the Compaq, so I'm unable to check the vga=79[12] problem. I'm currently using a new laptop with an Intel integrated graphic chip, and it works even when vga=791 or 792.
-- [regression] hibernation and suspend to ram do not work on Compaq Evo N610c https://launchpad.net/bugs/50125 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs