Return-Path: Received: from imr-da04.mx.aol.com ([205.188.105.146] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with ESMTP id 4704670 for AE-List@media-motion.tv; Thu, 03 May 2012 22:55:22 +0200 Received: from mtaout-ma02.r1000.mx.aol.com (mtaout-ma02.r1000.mx.aol.com [172.29.41.2]) by imr-da04.mx.aol.com (8.14.1/8.14.1) with ESMTP id q43KugJu006854 for ; Thu, 3 May 2012 16:56:42 -0400 Received: from lunette.home (pool-108-23-214-125.lsanca.fios.verizon.net [108.23.214.125]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) by mtaout-ma02.r1000.mx.aol.com (MUA/Third Party Client Interface) with ESMTPSA id CB356E0000A7; Thu, 3 May 2012 16:56:41 -0400 (EDT) Subject: Re: [AE] Thunderbolt and Mac Pro slot speeds Mime-Version: 1.0 (Apple Message framework v1257) Content-Type: multipart/alternative; boundary="Apple-Mail=_BF192A1C-56A2-41D2-BE55-7140678D1D71" From: Tim Sassoon In-Reply-To: Date: Thu, 3 May 2012 13:56:40 -0700 Cc: Tim Sassoon Message-Id: <30C3055A-7643-42AE-8AEE-E3269E1E29E7@aol.com> References: To: "After Effects Mail List" X-Mailer: Apple Mail (2.1257) x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20110426; t=1336078602; bh=4zBHSxpB0FSHEihvW0yAQNgoQmUgyRaDgC/D+xrr6I4=; h=From:To:Subject:Message-Id:Date:Mime-Version:Content-Type; b=HvFTql7a8ZIfxxY060/uu6zwH58xYeqLIZO1MVndWmzmoApjONlIUpg+q9fvS7roT fxCym6Ib86+iVc0VWLbdic4cKYkZTAwDkVHKzyUualgTHgfLYUgPl/+wYDGSdQHsdK EJgVisgYpbU0Hcz19nZ7OJoDDpVIt7ab98mSAuJk= X-AOL-SCOLL-SCORE: 0:2:426464704:93952408 X-AOL-SCOLL-URL_COUNT: 0 x-aol-sid: 3039ac1d29024fa2f1094837 X-AOL-IP: 108.23.214.125 --Apple-Mail=_BF192A1C-56A2-41D2-BE55-7140678D1D71 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii BTW, talking to the NVidia rep at NAB, by far the #1 request they = received was for a Thunderbolt CUDA engine. The response was that they = aren't sure that they can get the performance out of Thunderbolt to make = it worthwhile. Wikipedia: "Thunderbolt is interoperable with DisplayPort 1.2 compatible = devices. When connected to a DisplayPort compatible device the = Thunderbolt port can provide a native DisplayPort signal with 4 lanes of = output data at no more than 5.4 Gbit/s per lane. When connected to a = Thunderbolt device the per-lane data rate becomes 10 Gbit/s and the 4 = lanes are configured as 2 channels with each bidirectional 10 Gbit/s = channel comprising one lane of input and one lane of output." I don't know how much performance they need. Tim Sassoon SFD Santa Monica, CA On May 3, 2012, at 1:40 PM, Chris Bobotis wrote: > Wouldn't it be great if NVIDIA or someone who is very GPU savvy at = Adobe could chime in. Just saying. >=20 > Cheers, > Chris > Mettle.com > Skype: Mettlecom >=20 >=20 > On 2012-05-03, at 4:36 PM, Dave Bittner wrote: >=20 >> I'm fairly sure that Rob picked that up from me. :)=20 >>=20 >> So, to be fair, it's not exactly independent confirmation. >>=20 >>=20 >> On May 3, 2012, at 3:25PM, Chris Meyer wrote: >>=20 >>> Diving through this thread seems to confirm the info Rob Birnholz = picked up at NAB that the GTX cards are optimized for writing to screen = and hobbled at writing data back to the CPU, compared to the Quadro = cards which are more generalized graphics processors than "just" display = cards. >>>=20 >>> - Chris >>=20 >>=20 >> +---End of message---+ >> To unsubscribe send any message to >=20 >=20 >=20 > +---End of message---+ > To unsubscribe send any message to --Apple-Mail=_BF192A1C-56A2-41D2-BE55-7140678D1D71 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii BTW, = talking to the NVidia rep at NAB, by far the #1 request they received = was for a Thunderbolt CUDA engine. The response was that they aren't = sure that they can get the performance out of Thunderbolt to make it = worthwhile.

Wikipedia: "Thunderbolt is interoperable = with DisplayPort 1.2 compatible devices. When connected to a DisplayPort = compatible device the Thunderbolt port can provide a native DisplayPort = signal with 4 lanes of output data at no more than 5.4 Gbit/s per lane. = When connected to a Thunderbolt device the per-lane data rate becomes 10 = Gbit/s and the 4 lanes are configured as 2 channels with each = bidirectional 10 Gbit/s channel comprising one lane of input and one = lane of output."

I don't know how much = performance they need.


Tim = Sassoon
SFD
Santa Monica, = CA



On May 3, 2012, at 1:40 PM, Chris Bobotis wrote:

Wouldn't it be great if NVIDIA or someone who is very = GPU savvy at Adobe could chime in. Just = saying.

Cheers,
Chris
Mettle.com
Skype: = Mettlecom


On 2012-05-03, at 4:36 PM, Dave Bittner = wrote:

I'm fairly sure that Rob picked = that up from me. :)

So, to be fair, = it's not exactly independent confirmation.


On May 3, 2012, = at 3:25PM, Chris Meyer wrote:

Diving through this thread seems to confirm the info Rob = Birnholz picked up at NAB that the GTX cards are optimized for writing = to screen and hobbled at writing data back to the CPU, compared to the = Quadro cards which are more generalized graphics processors than "just" = display cards.

- = Chris


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