what multiple cpu is better for 3d rendering

Calin Cristian

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hello all.
It is the first time in my life when I ask a question on forums.
I need a multy cpu configuration for 3d rendering. I have in mind 2 xIntel® Xeon® Processor X7560 8 core - 16 tr but some people think that a single latest i7 model will be better. i can invest round 2 000 euro in cpu and motherboard. i was thinking of Z9PE-D8 WS as mothrboard. I wait for your help. Thank you.
 
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Calin Christian,

First of all, I don't think the Xeon X7560 is a good choice for your use, first, it is an old processor (45nm technology), it is only 2.66GHz, uses a maximum of 1333 RAM, as far as I can see it is not available for purchase new, the last price was $3,800 (=Eu 2733), and it is LGA1567, which is a more or less obsolete server...
Are you sure that you will need a multi CPU setup? Better way to ask. Will the time saved rendering be worth the extra cost for you? Another good question is does your 3D program scale up to 16 core 32 thread or does it scale smaller?
 
Well your choice for processor is kinda old. I would recommend a current generation processor as it will in all likelihood be very close or better to the same performance.

First choice would be a i7-4960X if you can afford it otherwise the i7-4770 would be a good choice. The Xeons (current) are far more expensive and will preform similarly until you add more (Very expensive)

 

rgd1101

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http://www.pugetsystems.com/labs/articles/AutoDesk-Maya-2014-Professional-GPU-Acceleration-509/
look like more cores do make a different, except the xeon you mention early run on slower Ghz and 3 gen older.

dual i7 4960x would be faster then dual x7560
 

Calin Cristian

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I have max 2 000 euro for the cpu s and motherboard. So I can add 2 x i7 on the same motherboard.? Can you please recommand me directly a nice configuration in this budget ? Something that you think that will work faster then my corrent configuration (mac pro 2009 2 x quad core xeon 2.26 8 core / 16 threds via 1066 Mhz ram) Thank you very much for you time.

I was thinking about that assus motherboard because I can add 2 real CPU on it.
 


No you would have to get Xeons if you wanted dual CPU i7 does not support multi CPU. I will see what I can find in that price range though. part of your problem is slow ram though might be what the mac supports though but dual 7560's are what you currently have or very close to.
 

MesutOzil

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If I were you I would just go with the i7 4960x as mentioned above. As for the motherboard you should go for something which will be capable of overlocking the shit out of that CPU : ASUS Rampage IV. As for the rest of the money I would spend it for some very good ram.(32gb should suffice)
For this I would choose Corsair Dominator Platinum 4x8gb.

That's pretty much what I have in mind. It should kill everything you throw at it, although it may seem like a gaming rig, it has a very high potential for a workstation as 4960x is almost never used for games.
 

Calin Cristian

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what i meant for having 2000 for cpu s and motherboard is that this are the money dedicated for them. I can spend more on ramm and whatever else it s needed, coolers and stuff. So I wanted to focus this 2000 all in cpu s and motherboard. of coarse if it s needed i can add extra money for a cpu that will matter more for just a bit of extra money.
Thank you very very much for the fast reply ! Hope I will get something good working better that my 2 x quad nehalem 2.26
 




In which case I recommend the option two in my previous post little more than $2000 but much better than option one.
 

Calin Cristian

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do you use to "overclock" your memory? do I need special things to make it powerful and fast all the time? I mean that I don't want to switch it all the time more or less power in it to get better performance, i want something constant powerful.
This asus motherboard supports 2133. Is this default built? or you have to twist and trick things out to get that 2133 ?

I don't want to stress you with my question but the guys from my local pc shop told me to ask here because I will get better answers from experienced people :)
 
What I recommend is purchasing a motherboard that has two LGA-2011 sockets, such as the Asus P9X79 WS and using Intel's Xeon E5-2000 series V2 CPUs. These are based on the Ivybridge architecture, and are two-way compatible, meaning that they can be used in systems that support more than one socket. All Intel consumer microprocessors (i3,i5,i7 families), Microprocessors in the Xeon E3 family, as well as microprocessors in the Xeon E5-1000 family do not support more than one socket.

I would recommend that you pair this motherboard with two Xeon E5-2430 v2 CPUs for 12 CPU cores at 2.5Ghz , total cost about $1500 pretax (motherboard inclusive).

Alternatively, you can purchase a single Xeon E5-2470 v2 for 10 cores at 2.4Ghz, total cost about $1800 pretax. This option leaves the second socket open for another Xeon E5-2470 v2 later on when finances permit for a grand total of 20 cores.

Thirdly, you can purchase a single Xeon E5-2450 v2 in the same fashion as above for 8 cores at 2.5Ghz, total cost about $1500 pretax. Install a second one at a later date to bring the total to 16 cores.
 

Calin Cristian

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I see that some ram memory is up to 3000 Mhz , why is that since most of CPU's support up to 2000 ? does the 3d software has also to understand that speed or it will just work faster?
is there any trick to make the Intel Xeon E5-2650 V2 2.6GHz 8-Core Processor work with more that 2000 Mhz ram ?
 


The highest standardized DDR3 speed profile is DDR3-2133K (DDR3-2133 with 11-11-11 timings). Anything with a higher busrate than DDR3-2133, or with tighter timings than DDR3-2133K, is non-standard and should not be used in a professional environment. It may work, but stability and data integrity is not guaranteed.

Most microprocessors will work just fine with memory speeds above those that they are marketed for, but the marketed speed profile is the one that the manufacturers have tested against, and can guarantee a certain level of stability, data integrity, and thermal constraints. This means that while it may be possible to run a microprocessor that supports DDR3-1600 at DDR3-2400 or above, it may result in occasional unexplained crashes or greater heat output.

If you're looking at the Xeon E5-2650 V2 as a possible solution, you should not purchase memory that exceeds DDR3-1866. DDR3-1866 that is registered and has ECC would be best for a rendering environment.
 


It is a little of both for Maya its core count but in this case the 2680 is the newer generation and is a little faster clock for clock so the 2680 is a better choice all around even though it is clocked slightly lower.
 


Calin Christian,

First of all, I don't think the Xeon X7560 is a good choice for your use, first, it is an old processor (45nm technology), it is only 2.66GHz, uses a maximum of 1333 RAM, as far as I can see it is not available for purchase new, the last price was $3,800 (=Eu 2733), and it is LGA1567, which is a more or less obsolete server platform, meaning it will not work on the Z9PE-D8 WS which is LGA2011.

In my view, the very best system for your use would use the ASUS Z9PE-D8 WS motherboard with a pair of Xeon E5-2687W V2 processors. The E5-2687W V2 has 8 cores / 16 threads running at 3.4 / 4.0 GHz and in Passmark benchmarks is the second most powerful CPU. In the Passmark "Top 100" -the fastest systems among the thousands tested, there is only one using Xeons and that has 2X E5-2687W (not V2) and a Quadro 6000 (6GB).

http://ark.intel.com/products/76161/Intel-Xeon-Processor-E5-2687W-v2-25M-Cache-3_40-GHz

http://www.newegg.com/Product/Product.aspx?Item=N82E16819116937

However, these are quite expensive- $2,200 in the US. If this CPU / motherboard combination is within your budget, I suggest buying the ASUS Z9PE-D8 WS ($535 US) and installing one E5-2687W V2 ($2,200) US and 32GB ECC 1600 RAM).

http://www.newegg.com/Product/Product.aspx?Item=N82E16819116937

The above CPU /motherboard would cost about $2,750 in the US or the equivalent of Eu 1978. It's possible the price in Europe may make this too expensive. As an alternative, you may consider a similar motherboard, that has the same performance but different features (slot configuration for example) and is somewhat less expensive >

ASUS Z9PA-D8 ATX Server Motherboard Dual LGA 2011 DDR3 1600/1333/1066 > $360

http://www.newegg.com/Product/Product.aspx?Item=N82E16813131886

And, if the E5-2687W V2 is too expensive in your country, you might consider >

Intel Xeon Processor E5-2643 V2 6-core, 25M Cache, 3.5 / 3.8 GHz
http://ark.intel.com/products/75268/Intel-Xeon-Processor-E5-2643-v2-25M-Cache-3_50-GHz?q=E5-2643%20V2

> A very fast 6 core / 12 thread CPU and these are about $1,700 in the US. The ASUS Z9PA-D8 and a Xeon Processor E5-2643 V2 would total about $2,400 or Eu 1725. this is not as fast as the 2687W V2, but I am confident that this combination would far outperform your current Mac Pro.

RAM > Of course, ECC error-correcting RAM is necessary for the precision required in rendering /processing. The highest native speed ECC RAM is currently 1866, and the V2 Xeons support it, but the motherboards and the RAM itself are rare so it's likely you will use 1600 spped. Important > consult the ASUS "Approved Vendors List" on the ASUS site that shows the makers / models of RAM tested as compatible with the ASUS Z9PA motherboard of your choice. I prefer Samsung, but Kingston is also good.

One way to view this kind of system is to consider having fewer cores but the highest possible clock speed CPU's, because the modeling is so much faster. When rendering / processing, you have to more or less leave it to work on it's own- all of the threads are assigned to rendering. In this case the fewer cores but at higher speed is not a large time penalty, especially with the GPU contributing as coprocessor. Later, when the second CPU is added the higher clock speed remains for the applications not using all the threads.

Maya is one of the most demanding applications. requiring fantastic CPU power, accuracy, and reliability. The E5-2687W V2 and ASUS Z9PE-D8 WS would be a fantastic combination with the Quadro K5000, which I consider the best all round GPU for 3D modelling. Later, when work demands more processing power, add a second 2687W and 32GB more RAM. As you know, the RAM must be symmetrical between the two processors.

Cheers,

BambiBoom

HP z420 (2014) > Xeon E5-1620 quad core @ 3.6 / 3.8GHz > 24GB ECC 1600 RAM > Quadro 4000 (2GB)> Samsung 840 SSD 250GB /Western Digital WD1003FZEX 1TB> M-Audio 192 sound card > AE3000 USB WiFi > HP 2711X, 27" 1920 X 1080 > Windows 7 Ultimate 64 >[Passmark system rating = 3815, 2D= 767 / 3D=2044]

Dell Precision T5400 (2008) > 2X Xeon X5460 quad core @3.16GHz > 16GB ECC 667> Quadro FX 4800 (1.5GB) > WD RE4 500GB / Seagate Barracuda 500GB > M-Audio 2496 Sound Card / Linksys 600N WiFi > Windows 7 Ultimate 64-bit >[Passmark system rating = 1859, 2D= 512 / 3D=1097]

2D, 3D CAD, Image Processing, Rendering, Text > Architecture, industrial design, graphic design, written projects [AutoCad, 3ds Max, Vray, Solidworks, Sketchup, Adobe CS, WordPerfect, MS Office]

 
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Excellent answer