Search found 7 matches

by kettlefish
Tue Apr 05, 2011 9:43 am
Forum: General Discussion
Topic: What is wrong with the hybrid cpu/gpu approach
Replies: 3
Views: 1456

Re: What is wrong with the hybrid cpu/gpu approach

A hybrid approach is slower than pure GPU, since the two platforms must communicate = a lot of data copying back and forth from system to GPU. AFAIK, loading data on the GPU for CUDA usage is costly, and it's only worth when you do a lot of calculations on that data. So a hybrid approach is also ...
by kettlefish
Mon Apr 04, 2011 11:21 am
Forum: General Discussion
Topic: What is wrong with the hybrid cpu/gpu approach
Replies: 3
Views: 1456

What is wrong with the hybrid cpu/gpu approach

Hello All,

I was talking to the developers of another render engine at a user group recently, and they mentioned that in the next version they will be adding gpu acceleration. I won't mention which one, as they said it was still a bit hush hush and on checking the website they still haven't ...
by kettlefish
Mon Oct 04, 2010 8:30 pm
Forum: Development Build Releases
Topic: Opacity Crash
Replies: 17
Views: 5333

Re: Opacity Crash

Same here.

Like Jaberwocky I can go to 0.001 with no problems, but Octane locks and exits if I go down to 0.00 - OS doesn't lock up for me.

Ubuntu 10.04
cuda driver 3.01
cuda runtime 3.00
nvidia driver 256.53
gtx460
by kettlefish
Sat Oct 02, 2010 12:05 pm
Forum: Development Build Releases
Topic: User Manual error
Replies: 6
Views: 2398

User Manual error

Hi,

just thought I'd point out a little prob in the user manual, page 90 the null emission bit reads:

"Null Emission - This ensures that the"

just in case. ;) sorry if it's already been mentioned
by kettlefish
Mon Sep 20, 2010 12:21 pm
Forum: Demo Version Questions & Discussion
Topic: mesh, texture file sizes, & memory worries?
Replies: 6
Views: 2962

Re: mesh, texture file sizes, & memory worries?

Ahhh.....

awesome thanks for the replies,

just bought Octane.... :D
by kettlefish
Mon Sep 20, 2010 11:33 am
Forum: Demo Version Questions & Discussion
Topic: mesh, texture file sizes, & memory worries?
Replies: 6
Views: 2962

Re: mesh, texture file sizes, & memory worries?

thanks for reply pixelrush

weirdly you guessed exactly correctly, I've currently got a 512mb 9800GT, and I've just ordered a 2gb gtx460, which will go into my 64bit ubuntu box, with i7 and 6gb Ram, in exactly the config you mentioned :shock: . But the 9800gt has let me play with octane, enough to ...
by kettlefish
Mon Sep 20, 2010 10:02 am
Forum: Demo Version Questions & Discussion
Topic: mesh, texture file sizes, & memory worries?
Replies: 6
Views: 2962

mesh, texture file sizes, & memory worries?

Hello,

This is my first post here. I couldn't find the answer to my question elsewhere in the forum, so sorry if it's already been covered.

Before I take the plunge and buy octane, I'm a bit confused by the available memory on the video card. I've played with a few scenes and they always seem to ...

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