From owner-freebsd-questions@freebsd.org Sun Feb 7 07:13:44 2021 Return-Path: Delivered-To: freebsd-questions@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id ECC3C4FB883 for ; Sun, 7 Feb 2021 07:13:44 +0000 (UTC) (envelope-from pprocacci@gmail.com) Received: from mail-pl1-x635.google.com (mail-pl1-x635.google.com [IPv6:2607:f8b0:4864:20::635]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4DYL3q6Wl6z3q1F for ; Sun, 7 Feb 2021 07:13:43 +0000 (UTC) (envelope-from pprocacci@gmail.com) Received: by mail-pl1-x635.google.com with SMTP id a16so6169798plh.8 for ; Sat, 06 Feb 2021 23:13:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=C3VUCKBPDsCZ6NgBFkcC97smxYeYfkZjVjjMzoKwUjE=; b=YB70xU95WfdC1DiwqBsMCWxSl/6Ao6eBPIvnioHSCw2PLgL6Lr8Caz5XlaxgpugVUq M+g6FEjDDeLd1WPlkYzKIJ/Jw4x+dQHIbBE3GnuRpKQdsaYEL176oDNKLgSECODIv5SM PD5943glc7FENOstJt/a0hQePdx3HIlVUohcSTI32VxQhWNJc0C+zsCk+SZXSHKa7lo2 xTWBRxtFiXNVAUQXdlaetCQCLp507gi03EFJvVoKaQ2+9IJeolzNOKUsLT9WTf+nwHcb 03ASIyxWZJxvHI6IV1q97ve0TdDqLF2zb0B+o5lDM/fqUVl0WB6VjO9tQ5NHYi89EcL7 siQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=C3VUCKBPDsCZ6NgBFkcC97smxYeYfkZjVjjMzoKwUjE=; b=tfG6dsLWrimcvkvXxgTAnT77lO/Axkp6G2DDkAbZzUWmQMFPd9nsfXFmzYfQ74Jx41 T7Q0mhV3RdMzeU3LvSM2/wvG99aNNnzCqvnTbU3meavfgDekxRT+zqmpM5YWrRFJ5t/f KFdN4uHav8y4MExTA9AIG2KSpW7FzdrTnmoTEBBQ6f/1ZlToGk6iHzt4RVmSZRN3OOc8 W9tjb+FWxMYReJWIyj7OVMFGZrA9G9U0owA7qmdbPrCskcNquwcQd7McA6h+evkZ1byd Z9N5cik2OhiBUKbg8MThslODJE49Cb3o4PRIQhNN1j0fJNjGBPX5VJW/HOMsma+WGuMd e97g== X-Gm-Message-State: AOAM532sjnMmH6N9unCeODONQm25lGvX7QwHyc1tmY3YfWf+cIMFL0IQ XUQ03EXZzX1vgBE7qqSnAVcRobLbg0fI1rMyL6lqsZ3jWQ== X-Google-Smtp-Source: ABdhPJzquJ8RoVe2Ye9lp67sN+RgfILtszp99uApYLIfPj+rZPPMtDlHfVxwmqUS02Kzomdm9G6/xsffMkfmUo05DLY= X-Received: by 2002:a17:902:b485:b029:e1:916c:a4d6 with SMTP id y5-20020a170902b485b02900e1916ca4d6mr11110495plr.57.1612682021838; Sat, 06 Feb 2021 23:13:41 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Paul Procacci Date: Sun, 7 Feb 2021 02:13:29 -0500 Message-ID: Subject: Re: Suggested upgrade for a GeForce GT 450 To: Aryeh Friedman Cc: Patrick Mahan , User Questions X-Rspamd-Queue-Id: 4DYL3q6Wl6z3q1F X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=YB70xU95; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of pprocacci@gmail.com designates 2607:f8b0:4864:20::635 as permitted sender) smtp.mailfrom=pprocacci@gmail.com X-Spamd-Result: default: False [-4.00 / 15.00]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36:c]; FREEMAIL_FROM(0.00)[gmail.com]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-1.00)[-1.000]; FREEMAIL_TO(0.00)[gmail.com]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; RBL_DBL_DONT_QUERY_IPS(0.00)[2607:f8b0:4864:20::635:from]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; NEURAL_HAM_LONG(-1.00)[-1.000]; TAGGED_RCPT(0.00)[]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-questions@freebsd.org]; SPAMHAUS_ZRD(0.00)[2607:f8b0:4864:20::635:from:127.0.2.255]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::635:from]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-questions]; FREEMAIL_CC(0.00)[gmail.com,freebsd.org] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.34 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 07 Feb 2021 07:13:45 -0000 It's not incorrect. The necessary bits to run anything related to CUDA _are missing from_ FreeBSD's native nvidia blob. ~Paul On Sun, Feb 7, 2021 at 2:07 AM Aryeh Friedman wrote: > Again DO NOT TOP POST! > > On Sun, Feb 7, 2021 at 1:56 AM Paul Procacci wrote: > >> I think you're mistaken. I like Nvidia and always have liked Nvidia. >> There are limitations to the card however when it comes to gpu offloading >> of tasks that utilize either cuda or similar. >> It's simply not possible. Full stop. >> > > Again incorrect the documentation for the nVidia driver even discusses how > to set up CUDA here are two of the relevant quotes from it: > > "Disabling acceleration is useful when another component, such as CUDA, > requires exclusive use of the GPU's processing cores. Performance of > the X > server will be reduced when acceleration is disabled, and some features > may not be available." > > "The NVIDIA driver will not perform any > mode validation or mode setting for this X screen. This is intended for > use in conjunction with CUDA or in remote graphics solutions such as > VNC > or Hewlett Packard's Remote Graphics Software (RGS)." > > From an article on the release of 12.0-BETA4 ( > https://www.phoronix.com/scan.php?page=news_item&px=FreeBSD-12.0-Beta-4): > > "This is necessary for FreeBSD 64-bit CUDA support with NVIDIA's driver. > Previously the FreeBSD CUDA support played nicely with 32-bit, but that was > dropped in CUDA 9.0. This should help too for other 64-bit Linux emulation > code for working with NVIDIA's binary graphics driver." > > -- > Aryeh M. Friedman, Lead Developer, http://www.PetiteCloud.org > -- __________________ :(){ :|:& };: