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

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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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557 views

What is AUXTIN temperature indicated by CPUID HWMonitor on ASUSTeK P7P55-M motherboard?

CPUID HWMonitor saying I have high temperature on AUXTIN entry Temperature value is "jumping" in the range +- 10 degrees which hints it is false indication. What is this?
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8 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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1answer
35 views

Which motherboards/CPUs will work with 4+ GPUs?

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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2answers
27 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
61 views
+50

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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14 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
33 views

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

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
14k views

TiWorker.exe - Very High CPU Usage

I have a laptop running Windows 8. Although it originally ran well, it started having very bad performance issues. I decided to perform some research into the topic. Opening up Task Manager, I ...
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1answer
79 views

Why my CPU heavily loaded?

Idle CPU load ranges 30-80%, when performing any tasks - 100%. problem in linux and windows. The computer is not dusty, model acer ao722, fan is working. Sensor shows initial termperature - 57 C, idle ...
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3answers
2k views

Error “VT-x/AMD-V hardware acceleration not available on your system” while trying to run Virtualbox

I have to run Mac OS on virtual box for a class and it keeps giving me errors stating "VT-x/AMD-V hardware acceleration not available on your system. Certain guests (e.g. OS/2 and QNX) require this ...
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1answer
21 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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1answer
23 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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0answers
29 views

4 cpu Xeon E7-4830 - vs - 2 cpu E5 2697 [closed]

As this page shows: http://cpuboss.com/cpus/Intel-Xeon-E7-4830-v2-vs-Intel-Xeon-E5-2697-v2 There are difference in performance between these two CPUs. But my question is how can I benchmark 4 CPUs of ...
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2answers
29 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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5answers
5k views

how can force a prgram to use all of CPU capacity?

I have Windows 7 And a Intel Core-i5 CPU (4Thread) some programs like Firefox, only use up to maximum 25% of All CPU(only 1 Thread) And some programs like Winrar, use up to 100% of All CPU Can ...
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1answer
3k views

How to disable software-initiated overheat shutdown (due to broken sensors) in Windows 8?

A power spike broke the CPU temperature sensor on my motherboard. Memtest86+ runs fine. However, neither Linux nor Windows boots under default options. Windows simply shuts down during boot. Linux ...
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0answers
17 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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1answer
1k views

Change CPU Clock Speed from Windows

How can I change the CPU clock speed of my computer? It is a Dell Inspiron 5720 laptop, running Windows 8.1 Pro. In Linux, I know there are ways of doing this from the operating system itself, instead ...
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0answers
18 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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3answers
465 views

What is the difference between the number of cores and the number of logical processors? [duplicate]

I have been doing some image processing on my computer using Erdas Imagine. Specifically, I am running a 5x5 median filter on imagery. I can specify the number of processes that occur simultaneously ...
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1answer
4k views

Hardware issue: computer plays beep sounds at startup, and then turns off

Turns out that after moving, my computer got damaged somehow. I installed my computer 2 days ago. I didn't check the state of the hardware parts and turned the pc on recklessly, not realizing that the ...
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1answer
43 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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24 views

Intel® Core™ i7-4700HQ for visual stusio [closed]

I am looking for a laptop to run visual basic. will the Intel® Core™ i7-4700HQ Processor, be good for this?
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1answer
27 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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12answers
44k views

Why are we still using CPUs instead of GPUs?

It seems to me that these days lots of calculations are done on the GPU. Obviously graphics are done there, but using CUDA and the like, AI, hashing algorithms (think bitcoins) and others are also ...
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3answers
486 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
44 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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7answers
11k views

Where exactly L1, L2 and L3 Caches located in computer?

Where exactly L1, L2 and L3 Caches Located in computer ? I know, we use Cache to increase performance by picking DATA and INSTRUCTIONS from Cache rather than Main Memory. Following are my questions ...
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1answer
27 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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1answer
42 views

Diagnosing Motherboard/CPU/ (most likely) GPU

OK, so I am trying to salvage my Mum's old PC for which she had bought a new power supply. After that it worked for a long time. After that time, it wouldn't boot (fans would come on very loud, power ...
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3answers
4k views

Mac OS X Server 10.6.6 “disables” CPU in VMware Fusion

I installed Mac OS X Server 10.6.0 in VMWare Fusion the other night and it worked perfectly, until I ran Software Update. I upgraded to 10.6.6 through the combo updater, and now when I start the VM it ...
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1answer
111 views

Where is the cpu's limit? [closed]

Some years ago, some people said cpus reached their limit, and any improvements were impossible, because of temperature problems And then we got multiple cores ! But again, what are cpu's limit ?? ...
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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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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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1answer
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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0answers
40 views

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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3answers
151 views

Does modern software use different CPUs features selectively?

For example can one have an executable that uses features for Core 2 processors and then selectively use other features for an older processor? Or is it a requirement to compile a different ...
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0answers
33 views

need to find a matching motherboard for Xeon E7330

i'm intending to buy computer parts and assemble a complete pc. i search found this processor on ebay which i would like to buy. i need to know the relevant motherboard for this processor to buy on ...
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1answer
31 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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3answers
119 views

Am I doing the right thing to overclock this?

This is a follow up to this question. I bought the motherboard mentioned in the question and a 2133 MHz RAM that does figure in the memory compatibility sheet of the board. After assembling it runs ...
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1answer
40 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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1answer
2k views

High Disk I/O and CPU usage of System Process in “System Volume Information”

I've a problem with high disk IO and cpu usage from the system process. With the performance monitor I can see that it writes and reads about 100MB/s froM "System Volume Information". I tried to get ...
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0answers
14 views

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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2answers
57 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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2answers
946 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
241 views

Photoshop sees wrong graphic card

I've got i7 processor, 8 GB of RAM, integrated Intel HD Graphics 3000 and GeForce 540M in my notebook. For some reason in "Edit > Performance > Graphics Processor Settings" Photoshop CS6 sees only ...
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1answer
27 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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3answers
35 views

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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28 views

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 ...