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Some coronal holes are always observable on the sun. Displays of the aurora therefore might be seen regularly from high latitudes.
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| |-+  Proplab-Pro Version 3 (Moderators: admin, Cary)
| | |-+  32 vs 64 bit
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Author Topic: 32 vs 64 bit  (Read 2003 times)
Tad
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« on: 20 January 2010, 05:29:16 UTC »

Can Proplab-Pro v3 take advantage of a 64-bit CPU and OS?  Or is it strictly a 32 bit application?

Because it is so computationally intensive (and slow!), I am considering upgrading my hardware.

K7RA
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admin
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« Reply #1 on: 21 January 2010, 23:29:15 UTC »

Proplab is a 32-bit only package right now. It will probably be some time before we release a 64-bit version. But it will run on a 64-bit machine in 32-bit mode.
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Tad
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« Reply #2 on: 22 January 2010, 12:40:39 UTC »

I am also not clear on dual core CPUs.  Does the software have to be written to take advantage of that?  Or will it just run faster on a dual core machine?

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K6TR
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« Reply #3 on: 04 February 2010, 06:24:36 UTC »

I am also not clear on dual core CPUs.  Does the software have to be written to take advantage of that? 



Yes...The Operating System not the Application Software.

Hi Tad

The easiest way to tell what CPU Config is being utilized is to start up Task Manager.
Click on the "Performance" tab.
Look at the "CPU Usage" row.

The number of graphs indicates the number of Cores being utilized. 1 Graph 1 Core, 2 Graphs 2 Cores, 4 Graphs Quad Core.
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CME ? ? ? ?          SID ? ? ? ?      Aurora ? ? ? ?        

Yech  !  !  !   I hate that stuff !  !  !  ! 

F Layer is where it is at    !  !  !  !  !
BethKatz17582
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« Reply #4 on: 04 February 2010, 12:57:29 UTC »

CME ? ? ? ?          SID ? ? ? ?      Aurora ? ? ? ?         
Yech  !  !  !   I hate that stuff !  !  !  ! 
F Layer is where it is at    !  !  !  !  !

I saw that stuff in your signature and smiled. I had to look up the F-layer at Wikipedia. Cool. And curious.

This forum has a wide variety of people with a lot of different interests. Welcome.

Good answer on the multiple CPU usage. The application software can be rewritten to take advantage of the possibility of multiple CPUs. For example, most web browsers are now multi-threaded. But at this point, much of the advantage of multiple CPUs is coming from the operating system putting different single-thread applications on different CPUs.

On a Mac (which doesn't run Proplab Pro), I can bring up Activity Monitor. I see that my web browser currently has 13 threads. Not much was happening, but when I asked iTunes to refresh podcasts, two of my four CPUs seem to be involved.
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