Tagged Questions

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

learn more… | top users | synonyms (2)

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11 views

Workstation for Software Developer with Visual Studio, SQL-Server

I must do a decision between the following two systems with different CPU's. I asking me, is there a difference/advantage when I use the dual cpu machine for working Visual Studio 2013 (or higher) and ...
2
votes
1answer
37 views

Processor doesn't heat up during boot

I've been trying to fix a desktop pc which doesn't heat up the processor (not getting connection to) during boot up/pressing power on button. This has occurred before and removing all components and ...
0
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0answers
15 views

How can I use older BIOS Update Asus A88x Plus?

I bought new computer components; Main board: Asus A88x Plus rev 1.02 CPU/APU:AMD A10 7850k Now my problem is saw many people have problems using this processor on fm2+ main-boards where they had ...
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votes
1answer
29 views

Windows 8: window is black or white after maximizing

Window of any program is black or white after maximizing it and the computer is very slow until the actuall view of program is drawn (it takes at least 5 seconds). This occurs after working for a long ...
0
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0answers
6 views

Find average CPU, vMem, sMem usage on 1, 5, and 15min

I am trying to find at time T the average CPU usage on 1, 5, and 15min, just like what you get from /proc/loadavg Same thing for virtual memory, and swap memory. I would be fine with a python ...
0
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0answers
24 views

Upgrading old PC vs buying new system [on hold]

My Desktop Computer is about 5.5 year old now. I have below configuration now, 1 GB (initially) + 2 GB (upgraded after 2 year) Intel core 2 duo Processor (want to upgrade) 224 MB inbuilt Graphics ...
0
votes
1answer
36 views

Why my CPU can't handle the 1000 hz rate of my mouse?

Despite using a AMD FX8320 3.5 ghz, each of my mouse movements causes a drop from 60 to 10 fps in 3D applications where the pointer is visible. I suspect that my CPU has something wrong with the 1000 ...
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2answers
21 views

DDR3 Graphics card to DDR2 RAM [on hold]

I would like to ask you if it will fit the graphics card with my memory Ram, I have the data Habits: motherboard: GA-945GCM-S2L RAM: 2 x1Gb kingston DDR2 (333) mhz serial number: B83B053A and I say I ...
0
votes
1answer
55 views

Why is the i7-5960x only 3.0Ghz, while the i7-5930k is 3.5Ghz?

Why is the i7-5960x only 3.0Ghz, while the i7-5930k is 3.5Ghz? I was really looking forward to the 8-core intel i7, until I saw the stock clock speed was lower than it's 6-core counter part. Is there ...
1
vote
1answer
37 views

understanding CPU,RAM,and Hard Disk Drive

I'm currently reading about how the computer works, specifically how the CPU, RAM, hard disk drive work together simultaneously. According to what I have read, the CPU uses what is called a control ...
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votes
1answer
12 views

Upgrade Needed for RAM (Late 2011 MacbookPro)?

I have a late 2011 Macbook Pro with OS X 10.9.5 that is running quite sluggish with just about any application. Safari for example, has a about 1 to 5 second lag time just to open a new page with 1 ...
0
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2answers
44 views

Computer shutting down after playing a graphical game

For a while, whenever i play a graphically intensive game, The computer just shuts down unexpectedly, with no warning. These are my specs: Intel Quad Core Q6600 AMD Sapphire R9 500 watts power ...
0
votes
0answers
38 views

Best CPU for ffmpeg encoding on linux? [closed]

What would be the best CPU for parallel video transcoding on a Linux server using ffmpeg, I am confused between the i7's and Xeon's. While Intel Core i7 has GPU which should help in faster ...
0
votes
1answer
23 views

GPU programming with on-board GPU [on hold]

I'm considering buying a new laptop with an on-board GPU, without a separate GPU. But I'm not sure whether it will be capable to do some GPU programming. As I'm a computer science student, GPU ...
1
vote
0answers
33 views

HP laptop doesn't power up

I am kindly asking for your help. I have an HP DV7T-6C00 laptop which doesn't power up at all. I have read various forum threads and they did not solve my problem that's why I'm opening a new one. It ...
0
votes
0answers
13 views

Processor never reaching maximum frequency

I have an Intel i7-3630QM which, according to both the adverts and /proc/cpuinfo, can go up to 2.40GHz per core. I ran cpufreq-set -g performance cpufreq-set -f 2400000000 And I'm running a ...
0
votes
0answers
39 views

CentOS 7 on VirtualBox Using 100% CPU

I have CentOS 7 installed as a guest in a VirtualBox 4.3.18 virtual machine, with the latest guest additions installed too. The host operating system is OS X Yosemite running on my 2014 MacBook Pro ...
0
votes
0answers
30 views

Processor Overheating Issues

My processor is an AMD 8120FX running just shy of 3.9 GHz with a stock heatsink/fan. My motherboard is an ASUS Sabertooth 990FX. My graphics card is a nVidia 560SE GTX. I have 32GB of RAM, two 1TB ...
2
votes
2answers
75 views

Constant CPU usage without cause

For a few days now, my computer uses a constant 30-35% CPU time, even if I don't use any program, and the mouse pointer shows a spinning circle next to the arrow. I checked the Task Manager and ...
0
votes
2answers
10 views

X86: Frequency or architecture or other factor matter to compute fast and massive python/numpy loops?

We need to compute numpy/python script that run for days because they use a massive number of loops to compute small Numpy/Python float arrays (array of some Mo). Operations are over rows taken one by ...
0
votes
0answers
25 views

Pentium 3 GHZ Dell high CPU usage while using Windows 8.1 and chrome

My CPU load is high with windows 8.1 and Chrome latest version. I have a Dell 3 GHZ with 2.5GB of RAM. All tests are fine except browsing is sluggish and makes noise and sometimes crashes. Task ...
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votes
1answer
53 views

VMWare Workstation processor configuration

I want to configure VMWare Workstation so that it is optimal and both host and guest Operating Systems run smoothly. Will anyone of you please help me in choosing right configuration. My laptop system ...
1
vote
1answer
24 views

Motherboard has power, but doesn't light up anymore

My rig gets power and the SATA connectors work, heatsink fan, USB, etc. CPU is dead but is it safe to get a new one to test without thermal basting? I ask because I don't want to kill another CPU but ...
0
votes
1answer
21 views

Will all processors work on any machine if they're the right socket type?

I had a computer that came with an old stock Celeron 450 @ 2.2GHz. It died (the latter CPU) and the computer remains unusable as of now, but someone gave me a used Core 2 Duo, which also uses LGA 775, ...
2
votes
0answers
21 views

Asus Z97 Mark 2, i7-4790 getting CPU graphics to work

This is a new build. I've been trying for two days to get the CPU integrated graphics to work. The motherboard has a "displayport" connector which I have connected to my Asus PA246Q monitor, also ...
2
votes
0answers
20 views

Do the temperatures indicate my laptop healthy?

The temperatures of my Thinkpad T400 are: acpitz-virtual-0 Adapter: Virtual device CPU_0: +57.0°C (crit = +127.0°C) CPU_1: +56.0°C (crit = +100.0°C) thinkpad-isa-0000 Adapter: ISA ...
0
votes
2answers
39 views

Does multiple cores in CPU affect how many programs I can run?

I have question about multiple cores in CPU. Let's say I am working in few programs at the same time, for example: - Photoshop - Autodesk Maya - Visual Studio - Unreal Engine If I would have more ...
0
votes
0answers
29 views

CPU pins bent-ish and processor dead. Steps to take?

I have an old computer that's been non-functional for some years. Last I checked it has power and turns on, fan spins, SATA ports give power, but no video output. My assumption is that the CPU is ...
0
votes
0answers
23 views

LGA 1150 and Haswell Refresh CPU's

Many of the LGA 1150 motherboards, will not support some or all of the Haswell Refresh CPU's, even some of the H97 and Z97 it seems according to the vendor specifications (specifically in regards to ...
2
votes
1answer
32 views

mscorsw causing fan to spin like hell when idle

So it has been happening for some time, whenever I go away from the computer, after 5 minutes I hear the fan going full speed. When I come back it stops immediately. I managed to find out what was ...
0
votes
1answer
72 views

Random process at 25% CPU usage

I have strange problem. Sometimes, often after few minutes of using PC a random process get 25% of CPU usage and it stays at that. Sometimes it's chrome, bittorrent, text editor or something else. And ...
3
votes
1answer
27 views

Reactivate Dormant Processes in Windows7

I have a very computationally intensive program (which I wrote in python) and starting two days ago I ran 6 copies of it in parallel (using 6 Cygwin terminals on a Mac Book Pro running Windows7 in ...
0
votes
1answer
34 views

Are these problems symptoms of a broken motherboard? [closed]

I've got a Latitude E5500 That has been apparently been sitting in a box for a few years. Lady gave it to me, said it would never boot up. As I suspected, the bios battery was dead. I yoinked it out ...
0
votes
1answer
37 views

Amazon Instance: High CPU load despite cpu being mostly idle

I have Ubuntu 12.04 running on an Amazon m1.large instance. For a long time it is showing extremely high CPU load(7-10) at all times. Typically top shows the load average like this top - 13:34:40 ...
0
votes
3answers
73 views

Maximum Processor Speed Lower Than It Should Be

If you look at the screenshot, you'll see that the processor should be running at 2.70 GHz, but the reported clock speed on the bottom right of the screenshot shows that the maximum processor speed it ...
0
votes
0answers
11 views

Cortex M0 NVIC interrupt issue

Advanced thanks for the help! We have encountered an issue where the CPU is not handling/calling the ISR handlers registered at the IRQ vector map. We see that in the CPU NVIC registers, the ...
1
vote
1answer
23 views

What does “book” mean in the output of 'lscpu -p'?

On Linux, the lscpu -p command outputs lots of information about the CPU architecture. One of the columns is the "book number". What does "book" mean in this context? EDIT: the documentation of lscpu ...
0
votes
3answers
66 views

How did the first Microprocessors knew the meaning of binary codes?

I've been asking myself this question for more than one year and I just decided to ask the question on here. I don't know if it's the right place or not. As far as I know Microprocessors are a ...
0
votes
1answer
30 views

Running at close to 100 cpu

So I have a python script that is really pushing the limits on concurrency. When the script is running, the cpu load of my computer is close to 100% at all times. Can this harm my computer? To be ...
0
votes
1answer
68 views

How to allocate more processor power to my (Ubuntu-based) Virtualbox system in Windows 7?

I have installed an 32-bit Ubuntu based Linux OS, Elementary, on a VirtualBox installed in Windows 7 (32 bit) , on a 64-bit laptop which has a 2-core Intel i3-2330 CPU @2.20Ghz, and 4GB RAM (2.45 ...
1
vote
0answers
44 views

What is Prime95 benchmarking?

I've recently had to benchmark the CPU performance of a variety of operating systems on identical machines. I've been using the 'benchmark' functionality of Prime95 to obtain a consistent test. I've ...
2
votes
1answer
34 views

How crucial is CPU clock speed/frequency in software performance? [closed]

People say that when you aren't getting the best performance, overclock your CPU. On the other hand, clock speed doesn't improve microarchitecture, and speed without efficiency is not truly as fast as ...
4
votes
4answers
189 views

BSOD on Windows 7 even on a fresh install

I had Windows 7 installed and was receving BSOD after BSOD every hour or so. Motherboard: ASRock X79 Extreme6 Memory: 64GB Corsair DDR3 PC2133 (8x8GB) Graphics Card: AMD R9 270X (4GB) Processor: ...
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votes
1answer
42 views

Deactivating Intel Turbo Boost

I disabled this option from the BIOS but I don't notice any change in system temperature or fan noise. The CPU is Core i5 4310U. Is this normal? Am I doing something wrong?
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votes
0answers
51 views

my cpu usage is always close to 100% even when not doing anything

Hi I have a a acer laptop running on windows 7 dual booted with windows 8. When I open task manager cpu usage always shows 100%. I am using eset nod32 and have run scans with no threats detected, I ...
4
votes
1answer
270 views

At what point will two CPU processes interfere with each other?

I'm running multiple processes on my CPU simultaneously, and now I am trying to find out how much CPU power each of them can use until they start disturbing each other: For simplicity's sake let's ...
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votes
1answer
27 views

Experiencing lag during games despite meeting system requirements..help please

Here are my computer specs Mainboard: ASRock M3N78D CPU: AMD Phenom II X4 960T Video card: GTX 560 RAM: 4G Hard Disk: Samsung HD501LJ XCOM Enemy Within recommended requirements CPU: Core 2 Quad ...
0
votes
0answers
25 views

Dual core CPUs stall with Docker on Ubuntu Linux

I have seen performance degradation after half an hour to one hour with machines running Celery (Django/Python), or Storm under Docker containers with Ubuntu base on Dual-core CPUs on AWS. I see ...
0
votes
0answers
38 views

Why does /proc/cpuinfo incorrectly report the cpu MHz when overclocked?

I decided to overclock my AMD Phenom ii X2 560 from 3300 MHz to 3600 MHz. Here are the results of the benchmarks in BOINC, before and after: Windows 7 64-bit: Normal: 2683 floating point (Whetstone) ...
0
votes
0answers
7 views

Is there an overview of machine and cpu compatibility and smp support for qemu 2.x?

I started an attempt to get an qemu 2.1.2 instance running which uses multple threads and cores of the host CPU and realized that the descriptions of -cpu help and -machine help neither provide an ...