Return-Path: Received: from exprod6og112.obsmtp.com ([64.18.1.29] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with ESMTP-TLS id 4710641 for AE-List@media-motion.tv; Thu, 10 May 2012 00:03:06 +0200 Received: from outbound-smtp-2.corp.adobe.com ([193.104.215.16]) by exprod6ob112.postini.com ([64.18.5.12]) with SMTP ID DSNKT6rp95VKFN6MNEd6c8Pe6uOeaOJpmziH@postini.com; Wed, 09 May 2012 15:04:42 PDT Received: from inner-relay-1.corp.adobe.com (inner-relay-1.corp.adobe.com [153.32.1.51]) by outbound-smtp-2.corp.adobe.com (8.12.10/8.12.10) with ESMTP id q49M4cIf021884; Wed, 9 May 2012 15:04:38 -0700 (PDT) Received: from nahub01.corp.adobe.com (nahub01.corp.adobe.com [10.8.189.97]) by inner-relay-1.corp.adobe.com (8.12.10/8.12.10) with ESMTP id q49M0hvm025700; Wed, 9 May 2012 15:00:44 -0700 (PDT) Received: from nambx09.corp.adobe.com ([10.8.189.47]) by nahub01.corp.adobe.com ([10.8.189.97]) with mapi; Wed, 9 May 2012 15:00:43 -0700 From: Todd Kopriva To: After Effects Mail List , Robert Behnke Date: Wed, 9 May 2012 15:00:41 -0700 Subject: RE: [AE] 2 gfx cards in a workstation and cuda acceleration Thread-Topic: [AE] 2 gfx cards in a workstation and cuda acceleration Thread-Index: Ac0uLsM838RrkBrPQBWZTFaToBNRuAAABc7A Message-ID: <3087C3EE109D634A82116DB24F8B48450CA8152B@nambx09.corp.adobe.com> References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Headless or not makes no difference for CUDA computation. It does matter fo= r OpenGL usage, which requires a connected monitor. > -----Original Message----- > From: After Effects Mail List [mailto:AE-List@media-motion.tv] On > Behalf Of Robert Behnke > Sent: 09May2012 14:57 > To: After Effects Mail List > Subject: Re: [AE] 2 gfx cards in a workstation and cuda acceleration >=20 > What if you run the quadro 4000 headless? And then use the ATI 5770 to > drive 2 monitors? Same deal? >=20 > Robert Behnke >=20 > ________________________________ >=20 > From: Brian Maffitt > To: After Effects Mail List > Sent: Wednesday, May 9, 2012 2:52 PM > Subject: Re: [AE] 2 gfx cards in a workstation and cuda acceleration >=20 >=20 > After Effects will use all available cores on all cards. The RAM, per > card, will be equal to the smallest of the two cards (so if one has > 1GB, and one has 2GB, both cards will use 1GB). >=20 > Premiere behaves differently but someone else will have to chime in > with the details. >=20 > B >=20 >=20 >=20 > How do the adobe apps choose what to use? > I have a quadro 4000 attached to monitor 1 > and also a gtx 570 attached to monitor 2 > How does the adobe app choose which is the card to use? > I looked but it is not clear. >=20 >=20 >=20 > Gary Berendsen - VFX Generalist > @DuintjerCS Kamer 1.009 > Vijzelstraat 72 > 1017 HL Amsterdam > gary@garyberendsen.com >=20 > mob:+31 6 1438 5398 > http://garyberendsen.com/ >=20 >=20 >=20 >=20 >=20 >=20 >=20 >=20