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

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Interpreting output of cat/proc/cpuinfo

How does one interpret the information printed out by the following command in Linux cat /proc/cpuinfo On my laptop, I get the following output: [gaurish108:~]$ cat /proc/cpuinfo ...
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2answers
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What does (R) and (TM) mean in Intel brand name?

I know this question is stupid but could anyone explain it. What does (R) and (TM) mean in Intel brand name? For example: Intel(R) Core(TM) i7-2670QM Thank you.
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21 views

Computer crashes while playing games. CPU seems to go above rated GHz

I recently started seeing my computer freeze for a second or 2 every now in then when I’m playing games on about full load. This never used to happen and now it is concerning. It does it pretty often ...
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1answer
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What does the MHz of RAM really mean?

Countless of times I've heard and read that RAM-memory can have different speeds - denoted as MHz (e.g. 1066 MHz). However, what this frequency really is has never been explained to me and I'm having ...
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1answer
2k views

TCase vs TJ. Max

I have a core 2 quad q9650. According to intel's specs the max TCase is 71.4 Celcius. (Which is the surface of the chip as seen here: However, according to core temp my TJ Max (im assuming the ...
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Are my CPU temperatures too high?

My CPU temperature revolves around 40 - 50 C while idle and it immediately shoots up to 90 C while starting a game as old as AOE II Conquerors. See below the screenshot which I captured using CPU ID ...
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0answers
20 views

Upgrading Processor, Pavilion Slimline s5503w AMD sempron 140 > Athlon 64 X2 5400+ or Athlon II 245?

With the ever dropping price of older processors I decided to put a new(er) processor in one of my spare computers. So I need a bit of help on deciding which processor to upgrade to. Just enough to ...
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2answers
66 views

Where to find processor failure notification in linux environment?

I am currently working in Linux environment and I would like to know where processor failure notifications will be seen in Linux? and where these messages will be logged?
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2answers
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Is there a way to identify the busy (CPU-consuming) tab in Firefox? [duplicate]

Sometimes there's a nasty, guilty, CPU-hogging tab in Firefox that's maxing one of my CPU cores and making the whole browser sluggish. I'd like to find it and close it. Sometimes I get lucky, but ...
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18 views

In linux will single core failure of multiprocessor environment make its state offline?

I am currently working in linux environment. We can find whether a processor core is in offline using /sys/devices/system/cpu/offline.Will the single core failure of a multicore processor make it to ...
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1answer
20 views

spamd is using a LOT of CPU credits on my AWS EC2 instance

I've got a EC2 micro instance on AWS and running spamassassin. It's been consistently using about 0.5 CPU credits within a 5 minute period lately. (This means that my CPU is running at 50% over a 5 ...
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0answers
16 views

Can you find problems with this machine configuration? [on hold]

tl;dr: Are the components at the bottom of this message reasonable for a one-user Ubuntu server that will be running multiple VM containers? Details: I'm a software developer working with a variety ...
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35 views

what happens if a single processor fails in multiprocessor environment? [closed]

In linux machine what happens if a single processor fails in multiprocessor environment? Whether the system will boot or not even if a single processor fails?
0
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0answers
36 views

How to solve “system and compressed memory” taking 50% of the CPU? [duplicate]

Recently I connected a second hard drive to my laptop. After that system and compressed memory started eating 50% of the CPU. I removed new hard drive and it became normal. How to solve this issue?
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0answers
17 views

CPU core temps quickly at ~100°C with no load

This problem started a few month ago where this occurred a few times randomly but could be fixed with 1-3 reboots. Now this is a permanent problem: When my PC boots it takes about 5sec until my ...
3
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1answer
43 views

Computer with high specs lags for some reason. Don't know why

My computer has pretty decent specs. Windows 10.1 i5 3.7ghz processor 16GB Ram 4GB Nvidia GTX 980 Graphics Card CCleaner is run regularly. Over the last few weeks the computer has begun lagging and ...
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1answer
22 views

What hardware would be suitable for a relatively 'future-proof' consumer VR desktop gaming system?

I'm considering building a new PC. I'm not going to jump into this generation of consumer VR hardware, but the next set might have me. Can I build something now, or in the next few months if it's ...
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1answer
23 views

What ram to get for msi gaming 5 & i7 4790k [closed]

Could you please advice me on which ram to get for the following hardware, I want a very recently manufactured and up to date package around 16GB of ram in total and no higher than 1600mhz as I do not ...
0
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1answer
31 views

CPU: Older Technique + higher benchmark scores vs newer technique + lower scores

I am searching for a new laptop. I've noticed that the newer i5-6200U (Skylake) is beaten by a i7-4700HQ (Haswell). Why does Intel produce lesser Skylakes with a high price instead of producing only ...
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0answers
27 views

Acer ASPIRE ONE D257 Freezes and switches off

My girlfriend's Acer started to run slowly. I gave it to a "specialist". Nothing happened. The notebook is out of warranty since a long time. I cleaned the unnecessary programs - no result. Next ...
0
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1answer
38 views

How to diagnose my computer's issue?

I have a serious problem here, my desktop suddenly shutdown. I was testing my HDD and I found that it has some bad sectors, so I bought a new one: WD GREEN 500gb. After that everything went right, ...
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0answers
13 views

H81M-HDS Intel Pentium G3220, not Posting, and no video

I am experiencing issues with a, H81M-HDS motherboard with an Intel Pentium G3220, when I press the power button, the fans spin for half a second, it turns off, does it again, and will then spin the ...
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2answers
233 views

Windows 7, left alone for 5 mins and system pushes cpu to 20% until i press a key or move mouse

I have scanned with avast a few times for virus's but nothing has been found, however.. every time i leave my computer for about 5 minutes the process labelled 'system' which is the 'ntoskrnl.exe' ...
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1answer
62 views

What's wrong with the i7 6700k and asus z170 pro gaming?

Hi i'm recently building a new rig. Since my old pc died after 7 years. So i thought, my time as come. Here's my build CPU - i7 6700k mobo: asus z170 pro gaming RAM: g skill 2x8gb @3000 mhz (checked ...
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0answers
43 views

How can I get rid of the 'System Interupts' process? [duplicate]

I have encountered a problem with my Compaq Laptop. When open up Task Manager I see that a whooping 24% of my CPU is being used by a process named 'System Interrupts'. My laptop isn't an expensive ...
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0answers
16 views

Linux cpu usages high but clock speed is low

I am running a game server (ark survival if it matters) on Ubuntu Linux 14.04 and when the number of users connected increases the CPU usages also increases, which is as expected. But the clock speed ...
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1answer
4k views

Upcoming Broadwell-E single-threaded performance in i7-6950X vs 6900K vs 6850K

According to various leaks ( http://wccftech.com/intel-broadwell-e-core-i7-6950x-price/ ) and ( http://wccftech.com/intel-broadwell-e-hedt-computex-2016/ ) the CPU frequencies of the upcoming ...
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2answers
41 views

Out of a sudden, CPU overheating, causing crashes in apps and forced restart

I have this computer that I did assemple, since 2013. It is an i5 4690 @ 3.50 (not overclocked; I use the standard ASUS OC setup, which is set in the motherboard automatically). The video card is a ...
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0answers
7 views

How do I safely separate the heatsink/pipe from the processor on the Packard Bell F7280?

My laptop shuts down and the main fan stops. I am convinced it's dust build up in a void below the heat-sink fins but the heatsink is firmly stuck to the processor. (see link to manual page 8 ) ftp:/...
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6 views

Spooler SubSystem App takes high cpu?

I'm using windows 10 and updated automatically about two days ago. I just realized that "Spooler SubSystem App" takes about 30% of my CPU time. Restart does not work. (it's just there after reboot) ...
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Why is my CPU limited after sleep or hibernation?

I run Windows 10 x64 Build 1511 on a HP Pavilion dv6 with Intel Dual Core at 2.27GHz. Every time I sleep or hibernate my computer and wake it up, it runs at 0.77GHz or 1.56GHz, which makes my ...
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1answer
52 views

Will increasing RAM of my laptop with Core i3 processor, from 3gb to 8gb, speed up my laptop?

I have a Dell Inspiron n5110. It has a Core i3 processor, and 3gb RAM. I have been told that I can install a maximum of 8gb RAM in my system. When I run Android Studio on it (while a Google Chrome ...
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0answers
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Which CPU-s supported for Asus X551MJ?

I search the supported cpus in a long time, but it's realy hard to tell what CPU-s is ok for my computer and what is not. Asus has a search page for this, in here: https://www.asus.com/support/...
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0answers
59 views

“Memory Size Test Fail” on newly purchased 6900k

I just finished piecing my new build together. I am using the same PSU (Corsair 850i), video card, and SSD as my previous build, which was working without any issues. After I started a game up (any ...
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3answers
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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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1answer
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How do Multi cores CPUs get tasked?

I have an AMD Octo core CPU. As I watch the CPU meter app, I am noticing that while all cores can have activity, it seems a couple have higher and more consistent activity. How does the "work load" ...
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CPU Core Temperature 40 degrees cooler than CPUTIN tempterature

My pc has been heat crashing due to an overheated CPU a lot recently so I just opened it up to redo the thermal paste and make sure that that was not the issue. It is an Intel i7 4820k. I booted back ...
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3answers
2k views

Can old processors (Pentium) work with new motherboards

I have a few old desktop machines laying around that have fried motherboards, but everything else works. I previously thought you needed to buy a motherboard from that generation in order for it to ...
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Cpu's and chipset's Pci express lines

I am confused about the distribution of pci express on a motherboard.For example if I have an i7 6700k,it has 20 pci express lines and z170 chipset has other 20 pci express lines.Does it mean that ...
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1answer
27 views

Lowering APU Voltage increases performance?

I have an AMD APU (A6-4400M) and sometimes performance decreases when TurboCore increases Voltage/Clock speed. I use AMD Overdrive to manage Voltage and CPU Speed cause my fan gets crazy when reaching ...
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0answers
23 views

Having an issue with VT-x not being detected

I've recently built a new machine, planned as a significant upgrade from my last box... Gigabyte X99P-SLI Motherboard Intel i7-5930K CPU (Intel® Virtualization Technology (VT-x): Yes) 64 GB RAM ...
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1answer
4k views

Intel Atom D2500, 64-bit mode

I have an Intel Atom D2500 processor which the spec site claims it supports a 64-bit instruction set. However, cpuinfo shows this: # cat /proc/cpuinfo | egrep "(processor|flags|address)" processor ...
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1answer
33 views

When using laptop for heavy duty statistical analysis is it more important to have highest possible RAM or fastest possible processor?

I'm starting a private equity company and need to buy a laptop that can perform heavy duty statistical analysis. I don't know if I should focus on finding a laptop with the highest possible RAM or a ...
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How to turn off hyperthreading on hp z230 Win7 32bit

I have a legacy application that when ported to this new HP desktop exhibits performance errors. I need to disable hyper-threading on this desktop. It has an Intel I5-4095 quad core processor. The ...
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What is the purpose of lights out management for the average consumer?

I recently read this post over on Skeptics which concludes that many consumer computers contain components which can access the internet and perform operations while the computer is powered off. The ...
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3answers
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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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3answers
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Laptops overheats and shuts off when I play games

I've recently been getting in to playing PC games on my laptop, but unfortunately nearly every time I play, my computer overheats and shuts off after 5-10 minutes. Although I have not checked the ...
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0answers
9 views

Geekbench 3 as performance prediction for games

Let's assume games optimised for multicore performance. Let's assume benchmark result as middle average result from the whole range of available results. If a certain CPU has twice geekbench score of ...
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1answer
31 views

Value of Intel Pentium Processor [closed]

I have a CPU that reads: INTEL Ⓜ © '01 PENTIUM®4 2.40GHZ/512/533/1.525V SL6DV MALAY 0248A225-0527 I was wondering if it was worth anything?