From owner-freebsd-mobile@FreeBSD.ORG Tue May 31 05:57:39 2011 Return-Path: Delivered-To: freebsd-mobile@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6A548106564A for ; Tue, 31 May 2011 05:57:39 +0000 (UTC) (envelope-from bschmidt@techwires.net) Received: from mail-bw0-f54.google.com (mail-bw0-f54.google.com [209.85.214.54]) by mx1.freebsd.org (Postfix) with ESMTP id 00E758FC12 for ; Tue, 31 May 2011 05:57:38 +0000 (UTC) Received: by bwz12 with SMTP id 12so4957512bwz.13 for ; Mon, 30 May 2011 22:57:37 -0700 (PDT) Received: by 10.204.19.10 with SMTP id y10mr756101bka.190.1306821457641; Mon, 30 May 2011 22:57:37 -0700 (PDT) Received: from jessie.localnet (p5B2EC6C4.dip0.t-ipconnect.de [91.46.198.196]) by mx.google.com with ESMTPS id 16sm3924865bkm.14.2011.05.30.22.57.36 (version=SSLv3 cipher=OTHER); Mon, 30 May 2011 22:57:36 -0700 (PDT) Sender: Bernhard Schmidt From: Bernhard Schmidt To: "Kevin Oberman" Date: Tue, 31 May 2011 07:56:19 +0200 User-Agent: KMail/1.13.5 (Linux/2.6.32-31-generic; KDE/4.4.5; i686; ; ) References: <20110530165431.B52671CC0B@ptavv.es.net> In-Reply-To: <20110530165431.B52671CC0B@ptavv.es.net> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-6" Content-Transfer-Encoding: 7bit Message-Id: <201105310756.19688.bschmidt@freebsd.org> Cc: freebsd-mobile@freebsd.org Subject: Re: Any experience with ThinkPad T420/T520 X-BeenThere: freebsd-mobile@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: bschmidt@freebsd.org List-Id: Mobile computing with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 31 May 2011 05:57:39 -0000 On Monday, May 30, 2011 18:54:31 Kevin Oberman wrote: > > Sender: Bernhard Schmidt > > From: Bernhard Schmidt > > Date: Mon, 30 May 2011 09:15:53 +0200 > > > > On Sunday, May 29, 2011 18:53:43 Kevin Oberman wrote: > > > I'm about to order new laptop and I am looking at a Lenovo ThinkPad > > > T520. Does anyone have experience with this model? Anything that should > > > cause alarm? I plan on getting the nVidia 4200N graphics which should > > > work with the nVidia driver. > > > > What's the current state of "Optimus" support? Last time I've > > checked the NVIDIA driver had no support for that so you might > > be stuck with the Intel GPU. > > > Oops! I typed too quickly. I just found te thread on Optimus support and > I'm scanning it now. Honestly, I have no clue about the details. The only thing I know is that there are 2 ways to switch between GPUs, a real hardware switch (which should work on every system) and plain software, which didn't last time I've checked, on either Linux or FreeBSD. That bothered me quite a bit, decided to buy a "gamer notebook" which clearly stated that it has no Optimus therefore. -- Bernhard