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It would be my first choice for recommendations. The GTX 1070 uses only 150 Watts, is very quiet, and runs both TwinMotion and Octane Render very well.
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I have even heard of Mac Pro users getting away with an EFI flashed GTX 1080 ti cabled this way. Installing iStats can verify all of this for you. This load balances the power inputs, which seems to work 100% of the time, and should help in any situation with any card. Since the Titan uses more than the 225 Watts which the stock Mac is certified to supply, I modded it a little and plugged the two mini 6-pin cables into an 8-pin wye, then split it back out into the 6-pin plus an 8-pin for the Titan. I'm actually typing this on a GTX 580 3GB at 969MHz, and it still does everything at a functional level (even helping to finish small projects on a deadline), so I don't see any of these newer cards becoming obsolete anytime soon (although my RTX2060 Super 8GB is the super fast bargain of the decade, so far.). I even have an 8-core Mac with a $150 GTX 980 ti, and it keeps up with the Titan in TwinMotion on typical projects! All of these cards are nearly twice as fast as the GTX 780 6GB, which was very good for its day. I use a GTX Titan X Maxwell 12GB in my 2.66GHz 12-core, and a GTX 1070 8GB in my 3.46GHz 12-core, both EFI flashed by MacVidCards for dual-boot, and both fly with TwinMotion. I hope I haven't put you to sleep with this question and thanks for reading.Nice to see another LGA 1366 user the Mac Pro will do fine in TwinMotion with a beefier card.
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I do find user communities a very useful source of information when learning software packages and so any related links to these is also welcomed in tandem with a recommendation or two. My photoshop skills aren't too poor and so I suppose what I'm looking for access to is a 3d rendering package that is a) able to take my Archicad model and process it and b) preferably available for free under the terms of a student license. I'm well aware Artlantis isn't the only package and so I'd love to hear some suggestions. I've toyed with Artlantis but from looking at some of the composite images on the presidents medals I can see that one needs to move beyond merely pressing render. I do feel however that I've hit a bit of a wall in terms of generating useful 3d renderings. I started using Archicad 12 on my Macbook Pro at the start of last semester and have progressed to a useful level (still by no means 'competent') whereby I can produce drawings appropriate for the level of a 2nd year student undergraduate. I really don't intend it to be and just wanted some general advice if possible. Apologies in advance if this is construed as a spoon feeding post.
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