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

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Show all running tasks in Assembly

Is it possible to show/log everything what the CPU does? The CPU knows what it executes, so it could print the running threads/tasks on the screen or in a file.
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What is the meaning of CPU core?

My system processor is Intel Pentium(R) Dual-Core CPU E5300 @ 2.60GHz. My processor speed is 2.6 GHz as mentioned in process name. The processor name tells this is dual core. My doubt is: ...
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55 views

Why does my computer run slow if it is not using most of its CPU or RAM? [on hold]

I have two machines - a relatively cheap laptop and a high end desktop. My laptop sometimes runs slowly doing various tasks that would be quick on my desktop. My first guess is that I'm using most of ...
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2answers
18 views

Loud Noisy (CPU Watercooler?) Fans

I have an issue with my computer lately, I built my computer 3 months ago and I assume my CPU watercooler fan is getting louder. I have a Corsair H100i Watercooler, Intel Core i5-3570k CPU, ASRock Z77 ...
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1answer
23 views

Does my Memory (RAM) socket type need to match my CPU (RAM) socket type?

I am currently trying to build a PC and Have found the hard drive that I want, but now as I look into the memory ((DDR3)) none of the memory I want matches the CPU memory slot type of 1150; all of ...
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3answers
66 views

Burning paper with laptop

A few hours ago I was playing a computer game when I noticed smoke coming from next to my laptop. Then I noticed that the stack of paper next to it had begon to smolder. I threw it into a glass of ...
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2answers
32 views

How do binary files run on different machines?

I always wondered about how executable binary files actually work. Compilation is always stated as taking the source code and translating it to machine language But what does that really mean? ...
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29 views

OpenGL rendering affects CPU

I have a problem with an app that is slowed down significantly when an openFrameworks based app is launched. Both apps use little cpu and memory, so i don't think there's a bottleneck. I can ...
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How can I log the CPU usage of one process over a period of time in Windows 7? [duplicate]

How can I log the CPU usage of one process over a period of time in Windows 7? I would be thanksfull for any help!
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24 views

Should the CPU usage go up to 100% when swap happens on Linux

I had been running a demo system on Linux with the following kernel: 2.6.32-400.1.1.el5uek #1 SMP Mon Jun 25 20:25:08 EDT 2012 x86_64 x86_64 x86_64 GNU/Linux And as soon as swap happens, the CPU ...
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0answers
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what is the number of operations per cycle for the cortex a57 arm processor?

Im trying to figure out how many double precision operations per cylce a cortex A57 processor can achieve, according to this manual page, there can be upto three instructions per cycle delivered ...
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15 views

HP Compaq 610 cpu fan change

I want to check my CPU fan power port is working. Originally it had 0.2A fan. and it stopped working and i odered a fan and it is 0.5A fan. It is not working when it plug to mother board.External ...
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1answer
42 views

Google Play Music lags when CPU usage is high

For some time, I've been testing with Google Play Music All Access. It works perfectly on my phone, but I have a very annoying issue on my laptop. It seems that when I'm just browsing or developing ...
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0answers
9 views

Can I install an AMD Turion X2 64 RM-70 on a Toshiba Satellite L505D-SP6983R?

The original processor was an AMD Turion X2 64 RM-74 (dead) The board is named V000185220 Rev 1.10 This board accepts S1G2 processors, and should accept the RM-70. But I am not so confident when ...
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2answers
29 views

Computer is Shutting off Randomly Throughout the Day - Need to Tilt Case to Restart

Throughout the day, my Windows 7 desktop system is shutting down without warning every 2-6 hours or so. The frequency seems to be getting greater, but I'm not yet completely sure of that fact. This is ...
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1answer
39 views

Which motherboards/CPUs will work with 4+ GPUs? [closed]

I'd like to build a GPGPU machine with four (or as many as practicable) GPUs. Which motherboard/CPU combinations can support four or more GPUs? Is there some fundamental limitation of 40 PCIe lanes ...
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0answers
16 views

Socket vs Surface CPU temperature for AMD

I looked through 5-10 different suggested questions here and they all dealt with Intel CPUs, and I happen to have an AMD FX 8100 series 8 core CPU. I have also looked through several google results ...
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1answer
36 views

i3-2350M at 2.30 GHz vs i7-3517U at 3 GHz [closed]

I am a video editor and render lots of videos. My current processor is an i3-2350M with 2 cores and 4 threads running at 2.30 GHz. It takes absolutely forever to render videos. I'm looking to get an ...
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1answer
25 views

What proccessing architecture do I have?

I am trying to install Debian on my desktop computer which uses an "Intel Pentium E2200" : http://ark.intel.com/products/33925/Intel-Pentium-Processor-E2200-1M-Cache-2_20-GHz-800-MHz-FSB I need to ...
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2answers
30 views

Gaming: Intel Core i5 “S” VS Core i5 non “S” CPU. Will I lose performance due to the base clock?

I would like to know if the Core i5 "S" processors are slower for games, mainly for the fact that their base clocks is lower than the non S processors. For example, the Core i5 2300 has a base clock ...
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1answer
25 views

Multiple Ffmpeg instances choking up the CPU to 100%

I have a task to record timelapse videos from multiple IP-cameras (e.g. camera1.mp4, camera2.mp4, camera#.mp4,etc.). Currently i am running separate ffmpeg.exe instances simultaneously on an MS Azure ...
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19 views

Failing CPU, PSU or Motherboard?

So i have a HP desktop and when I press the power button all sounds well (fans, hard drive) but then it turns right back off within 7 seconds. There are No beep Codes, or noises. So I am trying to ...
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20 views

How to fetch memory and cpu usage for a process - linux

I wants to fetch all the information about a process ( amount of memory consume, cpu utilization, dump information ) like as displayed in $vmstat I have write down a script but that is not displaying ...
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1answer
44 views

Constant beeping with new PSU, no video output

So, my friends computer is not producing video output. The monitor works, I've tried the CPU and RAM inside of my computer, so I know they work. On the initial build we forgot standoffs and the ...
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1answer
33 views

Is isopropyl alcohol 90+% safe for cleaning copper heatsinks and processors?

I'm preparing to replace my laptop's CPU and I'm curious about using isopropyl alcohol on both the copper heatsink and CPU. Will I be better off purchasing some special surface purifier? Also, if I ...
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1answer
28 views

How do I use linux processor affinity to dedicate 2 cores to user1 and 2 cores to user2?

at first I wanted to dedicate 2 cores(4 threads) to one java PID, and 2 cores(4 threads) to the other. However the volatility of these programs makes me think that they will end up crashing and ...
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3answers
512 views

Compare Intel Processors - Quad Core vs Dual Core [closed]

I have customized hp notebook and I am a bit confused about processors. I prefer quad core since I will have lots of things running simultaneously, web browser, visual studio, ms-sql... But Dual ...
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2answers
55 views

What direction should the heatsink fan face?

My current setup looks like the following: Rear fan <----- Heatsink Fan <----- Heatsink Case: Arc Midi R2 Heatsink: Scythe Ashura with stock fan I've placed the Fan so it sucks the air out ...
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I7-3630QM Processor clock ratings

I'm researching a laptop for college, and have a loose set of system specs. I found a laptop that meets most of the requirements with little or no modifications, except the processor isn't what I'm ...
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25 views

CPU speed scaling between clock speed, generations

So, how does CPU speed work? Is 1GHz 1000x as fast as 1MHz? If not, how does it scale? Is the i5 different from the i7 or the i3 in a substantial way...what ways?
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MemTest86+ bad adresses constant despite swapping sticks, processor/MOBO to blame?

(Sorry for the wall of text, but people seem equally critical of missing details) After about 2 years without trouble, I've been having issues recently with system instability, BSODs, random ...
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29 views

Laptop cooling slacking off

Recently i've ran into the problem that my laptop had collected too much dust inside and starts overheating in difficult tasks (i.e. games), this happens every half a year or so, as always i opened ...
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1answer
33 views

Will overclocking my chipset increase the performance of integrated graphics?

My AMD Radeon HD 5830 recently broke (overheated because the fan stopped working), and I am currently attempting to run games on integrated graphics, on my chipset. Many games are responding slowly, ...
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1answer
46 views

x86 i386 i686 amd64 i5 i7 archtecture processor confusion

I noticed those items x86, i386, i686, amd64, i5, i7, archtecture, processor from the web, from my own notebook, from book readings. But I am really confused by those terminologies. I try my best ...
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mITX Intel dh77df MB and i3 3556 setup not booting, fan comes on for 2 secs

So I was installing a new SSD into the machine. Worked fine then I booted again and it just stopped. ( I did see the mb spark up a little when i booted it ) I got a constant beep (manual says thermal ...
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1answer
29 views

How much memory is being used on the gpu by each PID?

How do I know how much memory on the GPU is being used by each process, CUDA compiled code using 1 processor, accessing 1 of 2 M2090 Tesla cards available on a 16 core node on an HPC? ...
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2answers
63 views

CPU usage 99% constantly

My computer is running windows 8, and suddenly started running slowly. When I open the task manager, it tells me that the CPU is using 99% - sometimes the disk usages jumps up as well. The strange ...
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Where can I look up the yet highest used cpu speed on my computer?

Is there a log where I can look up the yet highest performed speed of my cpu on windows 8.1? For example if I wanted to know if the cpu was overclocked at some point.
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How to detect a bottleneck in the system?

I run a Mathematica code which takes one hour to be finished. During this one hour the CPU never reaches the 100%. It reaches to 50% or around that. The CPU is Xeon e5-1650. Could it be that there is ...
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4answers
143 views

Slow Harddrive is Dragging the System

I have an HP Pro 3000 SFF running Window 8.1 Update 1 & Ubuntu 14.04 LTS. It uses an Intel G45s Chipset, a Hitachi HDS721050CLA362 500 GB harddrive, an Intel Core 2 Duo E8400 processor, and has 4 ...
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57 views

Is it possible for a computer to be too cold?

My computer runs about 25-27 °C, which is okay during Winter, because I keep the house at about 20 °C. I am a bit concerned that it might be too cold during the summer months and that condensation may ...
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Are there two seperated schedulers in major operating systems, one for processes and one for their threads?

Let's assume a process is given the CPU on a single-core CPU system by the scheduler and let's assume this process has 10 threads. Who decides which of the ten threads gets the CPU? In other words, ...
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1answer
74 views

Is it possible to replace the CPU on my Asus X200MA?

Ok so I have an Asus X200MA and I was wondering if it is capable of getting it's CPU replaced or if it's current CPU is permanent
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24 views

In Virtualbox, is it possible to change the emulated CPU name?

I have a Virtualbox VM running Windows 7. When I open Start -> Right click "Computer" -> Properties, I get the real CPU name and plausible CPU speed (not sure if it's exactly the same). Now I want ...
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39 views

Best practices for thermal paste for CPUs during maintenance

I built my PC my self with a Core i3 4130 recently. It turned out that I forgotten to apply thermal paste after a time so I "unbuilt" it and removed the CPU fan. There was a big round thing on my CPU. ...
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Why do I get better performance on VMWare when I enable all cpus along with adding cpulimit?

I'm curious but at the same time also would like to share my findings of the increased gaming performance in VMWare by enabling all virtual cpus and limiting the VMWare process with cpulimit ...
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1answer
99 views

Which CPU is expected to have a better battery life?

I'm considering the following two cpu models for my next laptop: Intel® Core™ i7-4700mq, i7-4500U processors I understand that the 4700 mq will give me much more computing power, and that the 4500u ...
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1answer
37 views

Replacing processor on a motherboard. Any restrictions? [closed]

When I replace the processor module to a compatable one with a motherboard, are there any restrictions that I should follow? I will clean install the os and don't need any of the data I have ...
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2answers
954 views

What is the difference between Pentium(number) and just Pentium?

I noticed some older CPUs are branded as Pentium(n) (Pentium followed by a number), but there's some relatively new computers on shelves that just say Pentium with no number. Are those processors ...
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1answer
17 views

Segmentation fault while installing any linux distro (or windows)

I'm need of a little help from you. I'm having troubles while installing any distribution of Linux (or even Windows) in a computer .. I never had troubles installing an operating system in this ...