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Sculpture Benchmark


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I ran (15) channels and looped it a few times without maxing out the Core Audio.

When I went up to (16) channels, I got to the end of the region before I receiving the error message!

I don't know a whole lot about this kind of thing - but is that bad?

I have a MacBook - 2 Ghz Core-Duo w/ (2) GB's of RAM

I am kind of upset that I wasn't able to get more power. What kind of machine would be able to run all (40 ) instances - or is there such a machine?

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Haha!

 

I managed to get to 21 before an audio dropout. I changed the buffer from 64 to 256 and got to 27 before it happened again!

 

I have a c2d macbook pro 2.16. I'm pretty pleased although the bloody thing was clicking the whole time probably due to the 10.4.10 update. :(

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What d'ya know?

I changed a couple of things and got (2) more tracks!

 

I/O Buffer @ 256

Sample Rate 44.1

Bypass of Sculpture's not used (instead of just muting - as suggested!)

 

Was able to get 18 tracks to play without hesitation or skipping.

 

I wonder what my "soon-to-be" MacPro 30-Core with 50 GB's of RAM will do!

 

:lol:

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I got to 17 on a dual 2.7 G5 w/ 5.5Gb Ram. 256 buffer. Anyone performing this test be sure to un mute the tracks, and instead disable the Sculpture instruments, option click on it from the arrange or mixer page. I got up to 25 before noticing only the first 16 channels were playing, just a heads up. IO have to say, given the other results I am quite happy with my 2 year old machine, 15 note polyphony * 17 instances of a heavy handed plug = more power than I need for while anyway.
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  • 3 weeks later...
ive not messed with the buffers or anything yet,

 

i can get 22 out of the Macbook C2D 2.1GHz 2GB ram that i use at work.

but on my own iMac G5 1.9GHz 1GB ram i can only get 5?!

 

could it be time for some more memory on the old iMac?

 

More memory rarely helps.

I had iMac G5 1.6 with 3 gig ram, and similiar track counts as you.

The cpu performance between intel c2d and single g5 is just that huge.

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wow, i didnt realise the difference was that much! i dont really know much about the inner workings of the machines, i just use them. im suprised how much the cpu has increased in just over 2years since i bought mine.

 

the iMac currently handles everything i ask of it at the moment so im not gonna complain, was and interesting test however.

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25 no prob's - 26 at a push

 

I'm glad I waited for the Intel!

 

Edit: I just checked my buffer size and its set to 512. I believe this is the default. I don't see any mention of this figure in the thread, is this to high? How should I know which size is best for my system?

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Here are my results:

 

Machine 1: Dual 2Ghz G5 w/ 4.5G Ram -17 Instances

 

Machine 2: 2.3Ghz C2D MacBook Pro w/ 2G Ram - 28 Instances

 

(Both machines set to Apple internal audio interface w/ buffer at 256)

 

I'd be curious to see results from anyone running a new (Santa Rosa) MBP. I'm wondering how much of an increase you get from the new chipset.

 

Nick

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  • 2 weeks later...

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