question

Freeman King avatar image
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Freeman King asked Ben Wilson edited

Why a higher setup desktop computer can`t run same model better than a laptop

Runing a model in two computers ,however the laptop ran better.Here are the computers setup:

laptop :win 7 cpu i7-5500 video card nvidia 940m memory 16g

desktop computer: win 10 cpu i5-7400 video card nvidia 1060 memory 12g

FlexSim 16.1.2
computer setup
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Joerg Vogel avatar image Joerg Vogel commented ·

That should happen with the components. More memory, a core 7i processor.

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Jordan Johnson avatar image
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Jordan Johnson answered Ben Wilson edited

There are two kinds of performance tests: model run speed, and graphics paint speed. The model run speed depends entirely on the CPU power and RAM, while the graphics paint speed depends on the graphics card.

To test model run speed, you can use the experimenter, or you can close all views in FlexSim, and run the model at max speed. This way, the CPU is only processing events. A better CPU will run faster in this mode.

To test graphics paint speed, run the model at a very slow rate, or just pan the view continuously. This causes continual repaints. You can enable a frames per second (FPS) counter from the Main Menu > File > Global Preferences > Graphics tab. The FPS depends mostly on how much needs to be painted, and on the power of the graphics card.

When you run the model with a 3D view open, both CPU speed and paint speed affect what is shown on the screen. A better graphics card and a better CPU will both help the model to appear to run more smoothly at high speeds.

See this article for an in-depth discussion of FlexSim's hardware requirements and how they affect how your simulation runs.

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Steven Hamoen avatar image
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Steven Hamoen answered Frenk Gao edited

@Freeman King Also check if the desktop computer is using the graphics card for Flexsim. With NVidia often you have to select which graphics card (the internal/intel one or the dedicated (NVidia) one ) has to be used for a particular program. Also check if the shadows are on or off on both PC's

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Freeman King avatar image Freeman King commented ·

It dose use the nvidia for Flexsim.And shadows are off.Infact we should use flexsim exchange data with odbc which write by algorithm(using java).I wonder if it has influence.

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Steven Hamoen avatar image Steven Hamoen Freeman King commented ·

Ok than I have to agree with @Jörg Vogel that the i5 vs i7 is the problem. All ODBC and database handling is done on the processor and not on the GPU

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Frenk Gao avatar image Frenk Gao Freeman King commented ·

Let's Go n way Intel E7 (n=4,5,6,7,8,9).

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