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0answers
20 views

why is a laptop with dual core processor with 2.4GHz more practical than a single core 4.8GHz processor?

Hi I am looking to get a laptop but I have been reading that dual core processor with 2.4GHz is better than a single core 4.8GHz processor. Could someone explain exactly as to why that is?
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1answer
56 views

Are both cores in a dual core processor used when the CPU is in single tasking mode?

Will an OS running in single tasking mode (not multitasking mode) take advantage of both cores in a dual core processor? EDIT: In response to the first comment: Yes, but when the computer boots there ...
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1answer
2k views

Going from dual-core to quad-core to speed up multi-tabbed browsing in Chrome [closed]

I've got an Athlon II 240 and often times when I suddenly open 5-10 new tabs in Chrome, both my CPU cores go to 100% and all my previously opened tabs freeze for some 10-20 seconds until the new pages ...
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1answer
116 views

Is there a noticeable increase in computer performance moving from a Dual Core to an i5?

I have an i5-3470 3.2Ghz and 6GB or RAM. I also have a Dual Core E5700 3.0 and 8GB or RAM. Both use Windows 7 Pro. I am currently using the latter. I would like to use the i5, but as a developer, ...
5
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3answers
13k views

Single Threaded Qaud Core v.s Hyper-Threading Dual Core [duplicate]

Let's say we have two CPUs, One is Quad Core 3.2 Ghz with 4 Cores, and We have a Dual Core 3.2 Ghz with 2 Cores with 2 threads in each Core (Hyper-Threading). My assumption as a programmer will be, ...
2
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3answers
163 views

Single threaded process being executed on 2 cores

On my quad core cpu, it seems like a single thread (endless while loop) is being executed on 2 cores simultaneously. Why is this? Shouldn't a single thread be executed on one core only?
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1answer
102 views

Calculating dual core performance (GF/s)

I'm trying to figure out how to calculate performance (measured in GFLOPS) My thought was I would use GFLOPS = cores x clocks x (FLOPs/cycle), my issue right now is that one of my cores runs at a ...
2
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1answer
724 views

Dual core running on one core only

I'm using this Windows XP computer at work right now and I realized it's poor performance may be due to it only using one core, details follows: Processor is a Pentium E5400 The multi-core feature ...
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1answer
82 views

what are the differences of Core duo and Core 2 duo? [closed]

I know that Core Duo and Core 2 Duo both are dual core processors. I also know that Core 2 Duo can run at faster frequencies and is otherwise considered better than Core Duo. But is there any ...
0
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1answer
838 views

Optimization Visual Studio build high frequency or number of cores

What is better for visual studio build ? Dual Core CPU with HT and 3.0 ghz per core or quad core CPU with HT and 2.4 ghz per core ? Thank you. I consider buying a new laptop for development but I can ...
1
vote
1answer
473 views

High hard disk load with Flash in Firefox

I am experiencing extreme initial (first 60 seconds) hard disk activity while loading/watching HD clips with Flash in the latest versions of Firefox (problem started sometime after the fifth version ...
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4answers
25k views

What is meant by the terms CPU, Core, Die and Package?

Now this might sound like too many previous questions, but I am really confused about these terms. I was trying to understand how "dual core" is different from "Core 2 Duo", and I came across some ...
5
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4answers
846 views

Can a dual processor machine with a 32 bit os address a maximum of 4Gb or 8Gb of memory?

Am I right in thinking that each processor can independently address 4GB, so the answer is 8Gb? Does the same hold true for a dual-core?