From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from omta002.cacentral1.a.cloudfilter.net (omta002.cacentral1.a.cloudfilter.net [3.97.99.33]) by sourceware.org (Postfix) with ESMTPS id 19D093858D20 for ; Fri, 27 Jan 2023 19:58:58 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 19D093858D20 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=Shaw.ca Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=shaw.ca Received: from shw-obgw-4002a.ext.cloudfilter.net ([10.228.9.250]) by cmsmtp with ESMTP id LUqKpboR0l2xSLUsDpyoXX; Fri, 27 Jan 2023 19:58:57 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=shaw.ca; s=s20180605; t=1674849537; bh=dQhXfT88Yo0qfMSwskBI+vdIF1DDx8UOu3F99e8eQnA=; h=Date:Reply-To:Subject:To:References:From:In-Reply-To; b=QWwu7TX3q69itplwxA1QgfEsCycJV7h2FGsccGo0R8ZvWOEpioZaaX5b/zKLM8eXO QQQFAPT0Lh2HtHtaEv3PcX3S3BBcKCWqE9cVCPiPLERnvVqlCH41rdQzmJLm0T74qb xOcf0XlDYY8fM4SzzeW7+raIrfKONA5J3OsXM1XTG/XR548l+bYxR9DXjNcbp0U9PD r++J6PqvlSKAtJXgpF+t5vBsaJvXc0bc8AZ7o1IK8h/0tOf8ctDsJ+X5W+BBl8xlPt w/KY3vWBk3fv9jBZYhbzsRxAprRozPPQbDLeQtAQuhK+K1AQKXT7em7EmFf30jEtPj pERhCb/GBXQug== Received: from [10.0.0.5] ([184.64.124.72]) by cmsmtp with ESMTP id LUsDphBL2yAOeLUsDpsvYF; Fri, 27 Jan 2023 19:58:57 +0000 X-Authority-Analysis: v=2.4 cv=e5oV9Il/ c=1 sm=1 tr=0 ts=63d42d01 a=oHm12aVswOWz6TMtn9zYKg==:117 a=oHm12aVswOWz6TMtn9zYKg==:17 a=IkcTkHD0fZMA:10 a=tSyRE4BPibCv2kNvXqAA:9 a=QEXdDO2ut3YA:10 Message-ID: Date: Fri, 27 Jan 2023 12:58:56 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Reply-To: cygwin@cygwin.com Subject: Re: Cygwin X11 on second (Nvidia) graphics card Content-Language: en-CA To: cygwin@cygwin.com References: From: Brian Inglis Organization: Inglis In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-CMAE-Envelope: MS4xfBvu8cDcceeV1e8LydpCGT25whPgVIXSrcX8EdkTfHibLOQVXMOHN38j2ErOwkdN8QLqCzk4o18zPL1CKnIpAbCtrI00elShxyG/dRhJBqxLt0GuIInr 9KmabOTNc5D32d4jtiusaaSoPRYU3N6Tj0FjKocbMEQ8qXAqVSQupVW82m/TESXOYJcDFsTeiN+FRA== X-Spam-Status: No, score=-3.2 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On 2023-01-27 08:22, Franz Fehringer via Cygwin wrote: > I have a question which seems quite natural but i cannot find anything useful > using google & co. > My (business) notebook has two graphics cards, one builtin identifying as Intel > Iris Xe and an additional one, a Nvidia MX550. > I start X11 (xwin) with defaults (-listen tcp is the only extra option). > Using nvidia-smi and the Nvidia activity dialog i see that the Nvidia graphics > card is not used. > Using glxinfo i see that the builtin Intel Iris Xe is used instead. > I already prefer Nvidia over Intel via the Nvidia control panel. > How do i make X11 and OpenGL use the Nvidia graphics card instead of the Intel one? $ man Xwin # See OPTIONS FOR SPECIFYING X SCREENS In your XWin Server shortcut etc., add server options -multimonitors or -screen ... after startxwin ... -- ["--" required to allow server options]. -- Take care. Thanks, Brian Inglis Calgary, Alberta, Canada La perfection est atteinte Perfection is achieved non pas lorsqu'il n'y a plus rien à ajouter not when there is no more to add mais lorsqu'il n'y a plus rien à retirer but when there is no more to cut -- Antoine de Saint-Exupéry