Return-Path: Received: from mail-yw0-f41.google.com ([209.85.213.41] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with ESMTP-TLS id 4589928 for AE-List@media-motion.tv; Mon, 16 Jan 2012 21:29:06 +0100 Received: by yhoo21 with SMTP id o21so1327463yho.28 for ; Mon, 16 Jan 2012 12:36:07 -0800 (PST) Received: by 10.236.77.72 with SMTP id c48mr18985417yhe.55.1326746167189; Mon, 16 Jan 2012 12:36:07 -0800 (PST) Return-Path: Received: from [192.168.1.226] (c-71-63-186-29.hsd1.mn.comcast.net. [71.63.186.29]) by mx.google.com with ESMTPS id o9sm32176228yhk.20.2012.01.16.12.36.06 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 16 Jan 2012 12:36:06 -0800 (PST) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Apple Message framework v1251.1) Subject: Re: [AE] The Future of the Mac Pro in Video Post From: Carey Dissmore In-Reply-To: Date: Mon, 16 Jan 2012 14:36:05 -0600 Content-Transfer-Encoding: quoted-printable Message-Id: References: To: "After Effects Mail List" X-Mailer: Apple Mail (2.1251.1) One thing I have not been able to find any data about is what level of = performance reduction one could expect in apps like Premiere Pro, = Resolve and others that constantly pump video to and from the GPU for = buffering and processing. Just looking at the architecture, it appears 4 = lanes is inadequate.=20 Of course with anything computer bus related: There is generally a = larger discrepancy in theoretical bandwidth than real world application = tests. Unfortunately, we don't have any of those as the gear to do them = isn't yet available.=20 Maybe there would be a way to gang a couple of Thunderbolt busses = together and get 8 lanes and that would get us over the hump (or close). = But those busses would probably have to be completely dedicated to that = task, not laden down with other devices vying for the bandwidth. All of = this development would come at a very high cost though, when we have a = working, cheap solution with pci express slots on desktop motherboards. = Taking that external without bottlenecking it is the challenge. The = portability premium strikes again. Carey On Jan 16, 2012, at 2:13 PM, Tsassoon wrote: > Get a Mini :-) I'd very much like it if nVidia committed to building a = Thunderbolt-attached CUDA engine. >=20 >=20 > Tim Sassoon > SFD > Santa Monica, CA >=20 > Sent from my iPhone >=20 >=20 >=20 > On Jan 16, 2012, at 11:45 AM, Satya G Meka wrote: >=20 >> I hate those Glossy screens that come with iMac >=20 > +---End of message---+ > To unsubscribe send any message to