Questions tagged [multi-core]
A multi-core CPU is a kind of CPU that has two or more actual chips inside it (known as cores). This allows a computer to actually be processing multiple things at once and is often seen as the solution to continuing Moore's law.
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Is a higher core count or higher clock speed more beneficial to a computer's performance? [closed]
With lowering silicon costs and rising consumer needs, manufacturers seem to be pushing one of two things: clock speed and/or core count. With the way things are going, it doesn't seem that clock ...
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CPU Cores: The more the better?
I currently have a dual-core processor at work and a quad-core at home. I've noticed both PCs are pretty equal as far as launching applications/surfing the web.
The difference I can see is that my ...
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What is the difference between hyper-threading and multiple cores?
In a conversation with the network administator, I mentioned that my machine was a dual-core. He told me it was not. I brought up the task manager, went to the perfomance tab, and showed him that ...
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How do I calculate clock speed in multi-core processors?
Is it correct to say, for example, that a processor with four cores each running at 3GHz is in fact a processor running at 12GHz?
I once got into a "Mac vs. PC" argument (which by the way is NOT the ...
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Why is my dual-core CPU recognized as a quad-core one?
My processor is an Intel Core i3-380m. As you can see, it's 2 cores and 4 threads.
Although, both Ubuntu 11.04 and Windows 7 seem to think it's a quad-core CPU:
Why is this? Is it because there are ...
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How to limit a process to a single CPU core?
How do you limit a single process program run in a Windows environment to run only on a single CPU on a multi-core machine?
Is it the same between a windowed program and a command line program?
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Why does my Intel i7-920 display 8 cores instead of 4 cores?
When I go to the task manager I see 8 processors but I know that I have 4. Why?
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Multi-core CPU: can I say I have a 3x2.1GHz=6.3GHz CPU?
I have an AMD A6-3500 three-core CPU. AMD System Monitor shows each core with a maximum 2100 MHz. This also shows in AMD OverDrive.
Does this processor run at the speed 3*2100 MHz?
Edit
Can I say ...
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What's the difference between multicore proc and multiproc system?
I wonder what's the difference between a dual core computer and a computer with 2 processors on the mother board.. I think it's something related with the threads but a I don't understand it very well....
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Does the Intel i7 offer real improvement over its predecessors? [closed]
As the questions title asks, do the new processors from Intel offer real, as in noticeable, improvement over the previous quad core ones? What does the i7 actually offer that is new or is it simply a ...
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What are "hyperthreading" and "virtual cores"?
I'm new in this computer terms. So anyone can explain to me what "virtual cores" and "hyperthreading" are at greatest detail a layman can understand?
People told me that virtual cores are imaginary ...
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Why is the "top" command showing a CPU usage of 799%?
I am running a process in a 4 core Ubuntu server. However, the top command shows that the CPU usage is 799% all the time.
How can this be possible? I know for multi-core CPUs, more than 100% CPU usage ...
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Can a single-threaded program be made to use multiple cores?
The title says it all: is there a way to get an older program designed to use a single CPU core to use multiple CPU cores?
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How fast is each core in a dual-core processor?
My Macbook has a 2.4 GHz dual core processor. Because it has two separate cores, that means it can execute two functions at once, right?
So does that mean each core is approx. 1.2GHz each (for a ...
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Which property of CPUs is good for what?
Back in the days clock frequency used to be THE criteria to compare CPUs (or perhaps you had to take into account whether it was a DX or SX). The world was simple back then, but in these fast evolving ...