Date: Wed, 25 Jul 2012 11:55:44 -0300 From: joaoBR <joao@matik.com.br> To: Luca Pizzamiglio <l.pizzamiglio@bally-wulff.de> Cc: freebsd-x11@freebsd.org Subject: Re: 2/3D rendering cards Message-ID: <20120725115544.4100900e@pop1.hm.net.br> In-Reply-To: <5010064A.7030406@bally-wulff.de> References: <20120725030004.52b1e8c2@pop1.hm.net.br> <CABzXLYMWt2fX6RoPePcqLGb0FiSFOpcjtS=EP30caeTRbGvZHw@mail.gmail.com> <20120725112622.24184266@pop1.hm.net.br> <5010064A.7030406@bally-wulff.de>
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--Sig_/Ti2VGoQKyaoUq2D+bZXlNSz Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Em Wed, 25 Jul 2012 16:44:26 +0200 Luca Pizzamiglio <l.pizzamiglio@bally-wulff.de> escreveu: > Hi all, >=20 > there are, more or less, three opportunities: >=20 > Nvidia > AMD/Ati > Intel >=20 > Nvidia has really good performance using nvidia legacy driver. You > have pros and cons (I don't want to start a debate about it) of > closed-source. Nvidia using nv has quite poor performance, on Linux > as well. >=20 > AMD/Ati platform has a lack of support on FreeBSD (TTM not fully=20 > implemented or something like that). That means no OpenGL hw > acceleration. >=20 > Intel is on the way: it's usable in 9-STABLE or 10-CURRENT and using=20 > not-yet-released ports. I successfully used SandyBridge with hardware=20 > acceleration, IvyBridge is still using DRISWRAST (sw raster, no > OpenGL hw acceleration) and I don't understand why/no time to > investigate it. >=20 > If you need a solution NOW, my personal and questionable suggestion > is NVidia GPU with nvidia closed-source driver. > In the near future, another solution is Intel integrated graphics > with open-source driver. > It depends how much powerful your GPU should be. >=20 > I'm using Nvidia and I have no problem. Someone had ones and it was > bad, because he couldn't fix, cause closed-source nature of the > driver. >=20 > A note: there is a debate about x11/nvidia-driver, because it renames > a couple of openGL libraries and replaces them with NVidia's ones. > Using pkg (the new package system) this is not allowed. I don't know > how this is could be solved. > Remember also, that when you update OpenGL library (via portmaster), > a cleaner way to do it is deinstall nvidia-driver, update OpenGL > libraries and reinstall nvidia-driver. >=20 well, thanks=20 resuming, it is then nvidia and paying for the driver=20 --=20 Jo=E3o Martins (JoaoBR) Infomatik Development Team http://wipserver.matik.com.br +55 11 4249.2222 --Sig_/Ti2VGoQKyaoUq2D+bZXlNSz Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iEYEARECAAYFAlAQCPAACgkQCmIEQLX9sjqOxACfYwaIT2sQInCd6SCbbeFtqng6 sRQAnjd/rsyBEdkbYmfeN4frNw3ghx// =rcau -----END PGP SIGNATURE----- --Sig_/Ti2VGoQKyaoUq2D+bZXlNSz--
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