A CPU (Central Processing Unit) is the chip responsible for actually "doing" most the instructions given to a computer.

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AMD vs Intel. What is the real difference? [closed]

I am prepared for this question to be closed. If that happens...so be it. I am not looking to start a flame war as I have a real question that I have researched and not found any satisfactory answer ...
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Is a Black Edition AMD processor required in order to unlock cores and/or overclock?

As the title says, I'm planning on getting an ASRock N68C-S UCC board. It has unlock CPU core technology but would I need to have Black Edition processor in order to make use of that feature?
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Upgrading Motherboard and processor

I am upgrading my motherboard (ASUS M2NPV-MX) to (ASUS Rampage III) and processor AMD X2 Dual Core to Intel Core i7-980x. I was wondering after upgrading these hardwares will windows bootup fine? If ...
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What does clock speed mean in multi-core processors? [duplicate]

Possible Duplicate: Clock Speed Calculation in Multicore Processors If I see a CPU that says "2GHz quad core" on the box, does this mean that each of the four cores are running at 500MHz? ...
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1answer
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tips for removing stuck heatsink

am having real issues today (possibly due to the previous days festivities). Basically I am trying to remove the stock intel heatsink from a core i3 processor (socket 1156) and the bugget wont come ...
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1answer
233 views

Does libgd use the GPU or the CPU by default?

http://www.libgd.org/ is the library's website. I can find out on my own and post the details here later, but if anyone knows off hand it would save me a bit of time today I really need for other ...
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What is meant by a 32 bit processor?

What is meant by a 32 bit processor, or generally an n-bit processor?
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10answers
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How can I determine whether my processor is 32-bit or 64-bit?

How can I determine whether my processor is 32-bit or 64-bit? My processor is AMD Phenom 8450 triple-core.
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5answers
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What fails (in the processor) first when a processor overheats?

In my particular case(a laptop), a program (or the entire OS) might get stuck. And I have to reset. Why would a processor fail anyway when it overheats? And what fails with these kind of symptoms? ...
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Linux: command to know the processor number in which a process is loaded?

Is there any command in linux to figure out , given a process, which processor the process is running? I am interested in figuring out the CPU busy and CPU idle time of that processor.
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Windows 7 reporting a 0.8 WINSAT score for an AMD Athlon 64 X2 6400+ Processor

Ok I built (around 2 years ago) two computers with similar components and for whatever reason they both just don't run well at all. The computers were actually for family members, and they often ...
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Xeon X5570 vs E5630

I'm building a 2nd dell T7500 workstation for a custom application that will run 3 or 4 very heavyweight threads, and 6-8 lighter background threads. I/O is huge, as we'll be streaming and processing ...
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Will VMWare perform better on a 4 core CPU?

The most critical function I need is virtualization with VMWare. I am wondering if a dual-core Core i5-520m or a quad-core Core i7-720m processor will get superior virtualization performance. To ...
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Is CPU fan running continuously on a laptop a problem?

I have dual boot on my machine - Windows Vista and Fedora 12. I have noticed that while I am on Vista, the fan runs only intermittently, but while I am on Fedora, it runs continuously. I have tried ...
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2answers
1k views

CPU Fan always on after new motherboard

I have a Gateway LX 6810 Desktop that the motherboard went down on. I called Gateway and got a new motherboard (not nearly that easy but...) and installed it. I got the new thermal paste (artic ...
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1answer
464 views

Is there any difference between Intel T7300 and T7250

Is there any performance difference between Intel® Core™2 Duo Processor T7250 and Intel® Core™2 Duo Processor T7300? Both has 2.00GHz clock speed.
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3answers
9k views

How-to determine the number of physical CPUs under both Windows and Linux

When running cat /proc/cpuinfo under Linux, a variety information is kicked-back. For example: > cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 15 model ...
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2answers
655 views

Socket 775 or 1156? [closed]

I currently have Pentium 4 and biostar motherboard with LGA 478 socket. I want to upgrade so that I am safe for another 7-8 years. Should I upgrade to LGA775 ans hence Core 2 series or LGA1156 and ...
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2answers
75k views

What is “C1E support” on my AMD CPU?

I'm building a new computer and have found in the bios the following options on the "CPU Feature" screen: AMD Cool'n'Quiet C1E Support SVM Support I understand what "Cool'n'Quiet", and "SVM ...
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5answers
13k views

Upgrade motherboard and CPU without reinstall

I have a home server running Ubuntu 10.04. I want to replace the motherboard and CPU without reinstalling the OS. I read a long time ago that this would sort of work on Windows XP, but with stability ...
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2answers
3k views

Desktop motherboard that supports registered RAM?

Does any motherboard: support desktop CPUs (e.g. Core i7, Phenom II), AND support registered DDR3 SDRAM (e.g. Samsung M393B5170DZ1-CF8) at the same time? I know that Phenom II supports ECC RAM, ...
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6answers
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What regulates Intel SpeedStep CPU throttling? Can I get some control of this on Windows7?

I’m trying to get a big virtual disk file compressed (using WinRar) before I go home today, but my CPU frequency keeps merrily going up and down between the nominal 2.8 GHz and a measly 800 MHz! The ...
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2answers
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How to maintain Lower CPU Temperature

1) How to maintain low CPU temperature ?. 2) What are the factors that cause high CPU Temperature ? 3) what are the chances of damaging my motherboard due to excessive heat released from processor, ...
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What temperature should an Intel Core-i5 750 CPU have, while in idle, and in full load?

I've heard that the stock cooler the Intel Core-i5 750 comes with is not very efficient. What temperatures are normal under regular operating conditions and under full load for this type of CPU?
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Are IRQs registers?

When a device is assigned an IRQ, does that mean that it has sole access to certain registers associated with that IRQ?
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1answer
153 views

Dual Core, Core 2 Duo, Core i Series

How does Dual Core, Core 2 Duo, Core i Series processors executes (1) process without threads (2) process with threads Actually I want to know how these processors distribute a single process ...
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2answers
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How does ARM Cortex A8 compare with a modern x86 processor

I was wondering how does a modern ARM chip based on ARM Cortex A8 compare, in clock-for-clock performance and capability, to a modern x86 chip such as a Core 2 Duo or Core i5? I realise due to the ...
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3answers
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Having trouble installing Windows 7 64-bit on my i3-350M laptop

Based on my brief research, the version of Windows 7 you can install (with respect to 32 or 64 bit) is based on what processor you have. I just bought a Dell Vostro, with a i3-350M Processor, and as ...
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3answers
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What are these PC533, PC667, or PC### etc

What are these PC533, PC667, or PC### etc What do those means and how will I know what PC### does my old computer have? Basically, I have Intel Dual Core 2.8ghz and Pentium 4 3.0ghz HT and their ...
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2answers
382 views

Starting computer without CPU or with unsupported CPU can damage anything?

I'm building a vintage PC and It's not working. I'm using a Pentium 100 (A80502100) with a EPoX EP-MVP3G5. All is powered by a new Corsair cx400w. I've setted the VCore switches on the motherboard ...
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5answers
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Whats the deal with these new lower clock speed CPUs on Laptops? Can they still run apps well?

I'm looking at some new laptops, and I'm seeing the AMD Neo CPUs at 1.5GHz, and some of the new Intels at 1.3-1.8GHz. The laptops they are on come well supplied in terms of RAM (up to 8GB) and Video ...
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ECS 945GCT-M/1333 change to only 1 core running

I am wondering how can l with the ECS 945GCT-M/1333 to change so it only runs one core and not both.
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x86 vs x64 - Why is 32-bit called x86? [closed]

Presumably the x86 was called so because the machines used 80386 and 80486 processors. Is that correct? Is that the right way to refer to 32-bit and 64-bit machines?
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What precautions should I take when upgrading or replacing a CPU?

I have an Intel(R) Core(TM)2 Duo CPU E8400 @ 3.00GHZ. I was just considering upgrade options for gaming, and I'm not even sure if it's possible. If I get one, doesn't it need to match the slot type ...
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1answer
82 views

Is it possible to set a more generic process affinity (automatically)?

I know with start /affinity X where X is a hex-number bit-masking the CPUs to be used a process can be started to use certain CPUs only. However, is there a possibility to state something like "start ...
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Disable Frequency Scaling “ondemand” daemon on Ubuntu 10.04

I noticed today that a process "ondemand" was running on my Ubuntu Server that I recently upgraded (following the recommended process) from 9.10 to 10.04. Why on earth would they install this by ...
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1answer
290 views

Will motherboard underclock fast memory to work with a slow CPU memory unit?

Does a motherboard underclock memory in order to be used with a slower memory controller? Specifically, if the CPU says it supports 1066 MHz Triple Channel and the motherboard supports 1333Mz memory, ...
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431 views

Applying thermal compound in laptop

I was trying to clean my laptop, silly me I removed a thermal conductor from top of a processor *not the main one, I believe its just the south bridge), but the thermal compound got disturbed. I put ...
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1answer
84 views

MacMini - what is the actual model of the CPU?

I am thinking of buying a couple of MacMinis for iPhone development. I've looked at the specs for the computer on Apple's site, but it only lists the CPU as Core 2 Duo. This does not help a lot as ...
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1answer
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Changing CPU power usage in WinXP

I have Win7 and an overheating processor. In normal circumstances, I can set the power usage (customizing Power options in control panel) to 80% (or whichever percentage I want) and then it does not ...
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2answers
252 views

Better bang for buck: 1156 vs 1366 [closed]

I want to make a new gaming rig. I do plan on spending quite a bit, but not waste money. I believe ars technica would categorize it as hot rod.. I want to get a $300 (+/- $100) Intel Core i7. Whats ...
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1answer
419 views

Upgrade Cpu on intel 82865g motherboard

i would like to try to improve my pc performanc but i'm not sure about cpu compatibility. My Motherboard is (i suppose ) aOpen ez 65 with intel i82865g chipset. My cpu is a P4 2.8 ghz without ...
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1answer
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Core i3 and core i5 processors. What is the difference? What do I choose?

I'm in a dilemma to choose between Intel Core i3 and Core i5 CPUs. I'll be using Adobe CS5 applications along with some other multimedia tools and will be playing games with high end graphics. Will I ...
2
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1answer
106 views

overclocking my first processor

So I've never overclocked before, but it sounds like you just change some settings in the bios @ startup and you're good to go. So I got some freeware called CPU-Z and it tells you lots of stats ...
2
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2answers
108 views

Computer crashes

I just installed a new motherboard, cpu, ram, and a psu. I am having problems because my computer will randomly crash(restart) and I can't seem to associate it with any specific thing that I'm doing ...
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1answer
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Hardware: Matching a CPU

So I've got an old machine I want to turn into a basic server (FTP, security camera, maybe a printer). It has this processor. I want to put in the A1400AMS3C (Google it, serverfault won't let me post ...
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2answers
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Will an Intel i5 processor make use of DDR3 1600 ram?

I'm trying to play catch up with today's technology to build a new desktop system (to run Star Craft 2). I'm looking at Intel's Nehalem (microarchitecture) and the highest memory interface it'll use ...
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1answer
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is having all ram slot filled remove some overclocking room?

I have 4x 2gig, filling out all my ram slot. Does it automatically mean that I wont be able to overclock as much as having only 2 filled? Using Asus p7p55d-e pro motherboard Intel i5 760 and 2x ...
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1answer
846 views

Dell PowerEdge 850 CPU upgrade to Pentium 4 E5400 not working

I bought a new dual-core Pentium 4 CPU (E5400) for my PowerEdge 850 (800Mhz FSB), and it's not even going through the POST. What am I missing? I updated the BIOS to the latest version (A04), and no ...
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3answers
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How to know the architecture of processor I'm using?

I wanted to know architecture of my processor. firsthing I did is to type env in cmd and I found these. PROCESSOR_ARCHITECTURE=x86 PROCESSOR_IDENTIFIER=x86 Family 6 Model 23 Stepping 10, ...