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

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Firefox and Chrome use 100% CPU and load pages dreadfully slowly

I got a new ASUS laptop with Windows 10 preinstalled. Unfortunately, Google Chrome uses 100% of the CPU for 10-20 seconds when I load some pages. Then CPU usage goes back to normal. I'm having the ...
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Logical vs. Physical CPU performance

A computer has 2 physical cores, and 4 logical cores (For example, a computer with an i5-3210M processor). When a program A runs, htop shows that it uses 100% of 1 core, and other 3 cores are nearly ...
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Diagnosing strange lag/catchup or freezing behaviors on my new Laptop

I've been noticing strange freezes, lags, and crashes, although not too often. Here's my setup: Dell inspiron i7559, as purchased: Intel i7 6700HQ 2.6 GHz processor (officially goes up past 3 on ...
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1answer
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I want to enable VT-x (virtualization) and I can't find it in my BIOS

My processor is an AMD A6-6310 APU. I can't find any option for virtualization in the BIOS (version A2CN24WW(V1.06) ) I checked this particular processor's features, and found out that ...
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Won't boot, no BIOS, keyboard and mouse lights not coming on

A while ago, I was running a version of Insider Windows that needed to be updated so my computer would shutdown unexpectedly pretty frequently. I tried changing to a different HDD and it booted once. ...
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what is the best PC for research tasks in Big data [on hold]

What’s better for research tasks in Big data - HP 8200 elite (core i7 2600 - 3,4 GHz) or HP Z600 Workstation (Intel Xeon E5504 - 2 GHz * 2) ?
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Does intel turbo boost count towards a minimum-requirements?

I have been asked at work to find cheaper alternatives to the default laptops being ordered and used currently by the various departments at work. Come across a few laptops which hit a solid price ...
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29 views

Can laptop slow down after ram upgrade?

I upgraded RAM on my old ThinkPad T400 from 4GB to 8GB. Is it possible that my laptop slow down because of additional RAM? It is quite old laptop. Specs: Intel Core2Duo P8600 2,4GHz SSD Samsung Evo ...
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overclocking cpu: how important are power phases?

I deciding whether to get the MSI Z170A Gaming M7 or M5. Most advantages the M7 has over the M5 seem fairly gimmicky but one potenially solid advantage is that the M7 features a 14 phase VRM while the ...
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missing enable SVM option in BIOS (amd phenom II X4 960T)

I have AMD Phenom II X4 960T mb: ASUS M5A97 (Socket 942) rev1 OS: Windows 7 Ultimate 64-bit SP1 It does support virtualization. I found in mb manual, that my bios options should be like this: ...
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Intel CPU - Downclock

Hello I have an Intel i5-3210 M, 2.5Ghz I download Speccy and it shows that the average CPU temperature is 90°C, I've read above 80°C is a lot. If I down clock the CPU from 2.5Ghz to lets say 2.0Ghz ...
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PSU 12V power regarding to combined power output

I bought an FSP Hyper 600W PSU. Because the new PCI-E VGA required bigger PSU than what i already have ( 500W ) The VGA requires 500W with 42A on 12V on 8pin connection. The PSU have 6+2pin so i can ...
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18 views

Opensource software for AMD A10 monitoring

I have an ASUS X550Z laptop which has an AMD A10 7400P processor. This processor says it has 10 compute cores in description. I am not quite sure I understand the technology completely, but it seems ...
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1answer
35 views

Should I believe my CPU or laptop manufacturer for maximum memory supported?

I am going to buy a laptop which has a i7-6700HQ CPU. As the memory controller is inside the CPU, I thought it would tell the maximum memory supported. According to Intel: Max Memory Size (...
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13 views

Windows installer stuck at Windows Logo

I currently have Windows 10 32 bit installed on my system and I now want to upgrade to Windows 10 64 bit. I have downloaded the ISO and burnt it to my USB. I boot from it and all I get is the blue ...
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21 views

Weird performance differences on similar workstation cpus

I'm running some scientific simulation code on a cluster which has nodes containing Intel Xeon E5-2630 v3 cpus. The cluster uses CentOS 7.2.1511, the gcc version I'm using is 5.1.0, and the assembler ...
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VT-X is supported by cpu but not selectable

my computer's bios setting says that vt-x is supported by cpu. but I could not find anywhere to enable it. what's going on?
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What processor should I buy? [closed]

I'm currently running on a core i5-4460 CPU @ 3.20GHz on a 1150 LGA socket (Haswell). I need to upgrade to an i7 but I'm unsure on what one to go for, it needs to be faster (using the machine for ...
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2answers
32 views

What is the data route inside computer while downloading/processing a file

I was wondering that whether all the data in Computer has to go through the Processor or are there any Bypass Routes(like DMA) through which data goes. Consider following cases : While downloading ...
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7 views

Acer 4736z Laptop fails to load any OS, only windows safe mode working

I have been trying to figure out the actual cause of the sudden shutdown of my laptop at the time of OS load or at startup. This is happening from past several days intermittently however, was able to ...
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13 views

How high can you get the clock speeds of a i5-3320m?

I am trying to get the best out of my laptop's CPU. How high can I get my clock speeds to?
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Fetch decode and execute cpu

After fetch, decode must decode the instructionand send it to the component that is interested, but this means that this instruction could be send also to video card? And another questions, who load ...
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Is it worth it for the average user to upgrade their computer every 18 months? [closed]

I hear that every 18 months computers get twice as powerful, but looking at my computer from 2010 and a new computer from 2016, (that's 4 18-month periods, meaning 8 times more powerful) I really don'...
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Engineering Sample CPU Frequency (GHz) is same like official CPU Frequency (GHz)? [closed]

any one can confirm that Engineering Sample CPU frequency is same as the production CPU ? Let suppose if Intel E7 8890 V3 official CPU Frequency is 2.5G than Engineering Sample ( E7 8890 V3 ES) CPU ...
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Why does process explorer show thousands of threads?

In the screenshot below, you can see that the OS is reporting 2925 threads. In my own programs, I set the number of threads per core to around 1:1 and that results in the fastest overall processing....
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1answer
67 views

Using WPA to diagnose high CPU usage of “system and compressed memory” in Windows 10

Because the computer (ACER Aspire V5-122P) was running slow and was quite messy, I reinstalled Windows 10 and installed all the updates recommended. I also installed Avast and MalwareBytes. It is ...
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Git Server Hardware Requirements

What is needed for running a non lagging, stable Git Server? I'm thinking of running a Git Server on a Raspberry Pi 3 B and backing up anything to a flash drive.
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1answer
48 views

Old Toshiba Laptop Windows 7 AMD Cpu Upgrade

I want to be able to upgrade my Toshiba laptop from a C-50 dual core CPU to something better around say 2.50Ghz or at least 2Ghz. I don't know the exact socket of the CPU but I think that it is a ...
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What CPU manufacturers really mean by “1-4Ghz Processor”

Recently I found out that what's known as the crystal oscillator is responsible for setting clock cycles. To my understanding this oscillator is found on the motherboard, not the CPU. My first ...
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VirtualBox, why can't I use more CPU?

I have a six core, 12 thread processor. two virtual threads per one core. I have the option to allocate one to 12 CPUs. There are warnings about allocating more than six CPUs not doing anything. ...
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1answer
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Processor Generation Compatibility

AMD A6-3620 APU with Randeon(tm) HD Graphics 2.20 GHz. What generation is it? I've tried looking it up through device manager but it didn't show me.
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Processor Generation Compatibility

Graphics 2.20 GHz. What generation is it? and will it work with an Elgato HD 60 s capture card? I've tried looking it up through device manager but it didn't show me. I want to know if I can actually ...
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Can you run Linux on a Skylake processor?

I'm thinking of buying some new computers for my home (e.g. desktop workstations), but I read an article the other day suggesting that some processors from Intel were intentionally being manufactured ...
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Can I put a desktop Core-i3 CPU in a laptop?

This is a mirror-image of this question: Can I put a laptop Core i7 CPU in a desktop? I would like to buy a laptop that I will use mostly at home and at the office. I need a laptop rather than a ...
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1answer
33 views

Is it safe to rapidly toggle fan speeds?

I'm trying to run a large computation on my Dell Inspiron 620 desktop, making the CPU generate a lot of heat. Unfortunately, the resulting fan noise can be quite frightening, especially at night! It ...
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1answer
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Is there a way to check if the defective unit is, Processor/Motherboard?

My computer doesn't turn on when pressing the power button so I checked each component to distinguish where the problem is. I removed all the components and test one by one, starting from the power ...
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Execute a command stored in a variable

I want to write script that will show cpu utilization for one service. below is script and output for the same. Kindly assist. Script : yourpid=$(service tomcat_SP status | cut -d':' -f2) #this will ...
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ACPI.sys is consuming a lot of CPU. Windows 7

Yesterday i had a problem where my CPU usage was getting spikes between 10% and 80%. I found out that svchost.exe was consuming a large portion of that. Now my problem is with the system process. I ...
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159 views

High CPU Usage, system and svchost [duplicate]

My pc has been experience lag ever since it came back from a fan upgrade. Now i noticed that my cpu usage spikes from 10% to 80% and back in seconds, i see that svchost.exe is consuming 25% and system ...
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PSU and cooler for AMD FX8320 and ZOTAC GEFORCE GTX 650 amp

Please tell me how much watts PSU do I need to run my pc with the following major components: AMD FX 8320, ZOTAC GEFORCE GTX 650 amp edition 2GB, 2 X 4 GB Corsair Vengeance RAM, 350 GB HDD, (MOBO yet ...
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1answer
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Does a page table itself have a virtual address?

If not, how does the kernel build a page table when creating a new process, and modify a page table entry when swapping in/out a page of a process? I think that instructions, running in either user ...
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1answer
39 views

SSD Worth it for an i5 5200U powered laptop? [closed]

I am thinking of upgrading to an SSD but i have an HP probook with an under-powered i5 5200U. Will it be worth it , or should i consider selling this one and getting a new one with a more powerful ...
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1answer
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CPU time count on HyperThreading systems on linux

I am trying to estimate the amount of work a multithreaded application takes. That is quite a simple task with real cpu/cores as I can just take the CPU time from proc and that will be an estimation ...
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2answers
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The Effective Speed of this RAM will not work with is processor correct?

I used this question to calculate if RAM from an old system will work in a new system; it seems to me that it won't work. The old system has a CPU with an FSB of 533 with DDR2 RAM, resulting in an ...
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Can an Intel Core M (Skylake) without vPro run virtual machines?

I plan to buy a machine powered by Core m3-6Y30 (and 8 GB of RAM). I'm aware that this is a weak CPU, but I suppose it should be enough to run a single Ubuntu Virtual Machine. I plan to use Virtual ...
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1answer
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Installing 64-bit Windows on Intel core i3 560

I've been asked to install Windows 10 on someone's computer and when I wanted to check whether to install 32-bit or 64-bit, I noticed something, that the computer has 8 GB of RAM, but was running 32-...
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Do light colored computers generate less heat [closed]

I know that anything black absorbs heat while anything white reflects heat.So my HP Pavilion g7 2269wm (recently cleaned) is black and heats up-to 88C, but I have a light grey Sony VAIO VGN-NR120E and ...
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1answer
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6th gen intel processor compatible PSUs

I'm planing to build a skylake desktop and I was wondering if I have to worry about getting a 6th gen intel processor compatible PSUs. I noticed some PSU advertise that they're "Engineered to support ...
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Upgrade from Pentium D 920 to a Intel® Core™2 Quad Corer Q9450?

I want to Upgrade a Pentium D 920 (Presler) to a Core Duo 2 Quad. I have been checking around on websites and find confusing/conflicting info. Some say yes, others say the BIOS will not support it. ...
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1answer
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computer can't run even low graphics games or browse web properly

system specification I have got an amd athlon X2 64bit 5200+ processor along with asus m2n-mx-se-plus motherboard,2 gb ram,1gb ddr3 amd radeon 5450 graphics card and 160 gb seagate hardisk. problem ...