Date: Fri, 07 Apr 2023 20:04:39 +0200 From: Jan Beich <jbeich@FreeBSD.org> To: Kevin Oberman <rkoberman@gmail.com> Cc: multimedia@freebsd.org Subject: Re: Poor performance with Alder Lake graphics (ThinkPad T16) Message-ID: <y1n3-4lhk-wny@FreeBSD.org> In-Reply-To: <CAN6yY1vAvV4nWh91XtP3hrhPoDHcbyWgxOpWYUhVJEaO7rNBAQ@mail.gmail.com> (Kevin Oberman's message of "Mon, 3 Apr 2023 22:57:45 -0700") References: <CAN6yY1uvk5QdAcfnqoUVDH-sO6t9sJ4OWCBjB2pQee%2B8MqDCPQ@mail.gmail.com> <bkk6-5itr-wny@FreeBSD.org> <CAN6yY1vAvV4nWh91XtP3hrhPoDHcbyWgxOpWYUhVJEaO7rNBAQ@mail.gmail.com>
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Kevin Oberman <rkoberman@gmail.com> writes: >> Looks like OpenGL acceleration failed under Xorg for some reason. >> Maybe caused by https://github.com/freebsd/drm-kmod/issues/175 > > Nope. glxinfo looks fine. glxinfo is X11-specific where "direct rendering" is often misleading. Indirect GLX hasn't been used by default for >10 years. See also https://gitlab.freedesktop.org/mesa/mesa/-/commit/08bc3d175069 https://gitlab.freedesktop.org/xorg/xserver/-/commit/d0da0e9c3bb8 > Can't believe that this graphics is MUCH worse than my 12 year old Ivy Lake > system. On my hardware Xorg is 20% slower, see https://reviews.freebsd.org/P501 This is *without* TearFree and X11 compositor (e.g., picom).
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