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

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139 views

Is it possible to use GPU to boost performance of computer automatically? [duplicate]

As we all know GPU is a sleeping beast. And we are also familiar with Intel's Turbo Boost technology which is really great. But, Intel's Turbo Boost technology works only on CPU by overclocking CPU ...
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1answer
112 views

Windows 8.1 Periodic lag in all games, e.g: 3-4s @90fps then 4-5s @30fps, cyclic [closed]

Very periodic, very predictable, always the same, tested with portal 2, monaco, shadow puppeteer, hammerwatch. Same regardless if I set the cpu at various min/max clock rates, always low cpu load ...
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50 views

CPU spike when watching video or gaming

I recently built my new pc over christmas and it has run flawlessly since then. But now i am noticing that i get a cpu spike (only lasts less than a second) that will freeze the video im watching or ...
0
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0answers
50 views

Strange CPU Usage History

My CPU history graph on the task manager is acting strangely. The fan also seems to be "revving". Here is an image of what is happening. This is my laptop and the processor is Intel core i5. ...
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1answer
165 views

Do I need ECC support on motherboard in order to use ECC RAM? (even without ECC functionality)

I have this board: http://www.gigabyte.com/products/product-page.aspx?pid=2960 I want to buy 16GB ram modules, but I found that ECC fully buffered modules are MORE CHEAP than non-ECC modules ECC: ...
0
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1answer
229 views

Intel turbo boost falls back to default 2.4GHz just when it's needed most. How can this be resolved?

Intel Turbo Boost has my laptop running at 3300 MHz most of the time. My power settings are maxed out, so it stays there most of the time while I'm browsing the Internet and stuff, but once I run a ...
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1answer
248 views

Is it possible to upgrade my Dell Inspiron 3421 processor? [closed]

I have Dell Inspiron 3421 Touch laptop. I'm planning to upgrade my PC for performance. (because it is performing poorly with heavy development softwares) I'm planning to buy this i7 processor. Will ...
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0answers
147 views

Hi10P support for Intel Bay Trail Z3735F

I want to know if the Intel Bay Trail Z3735F is capable for playing 1080p 10-bit videos, does anyone has experience with this processor?
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2answers
365 views

How to find the source of a burning smell in my computer?

Recently I find small unpleasant smell (like burning smell) from my desktop computer, not always, but from time to time. I don't know where it is from, but as I turn off the computer and sniff closely ...
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1answer
43 views

Does Intel QX6700 work asus p5g41-m motherboard? [closed]

Does Intel QX6700 work Asus p5g41-m motherboard?
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2answers
355 views

What is CPU bottlenecks and how does it affect me?

First some facts: I have an MSI GT70 gaming laptop equipped with a GeForce GTX 780M 4GB graphics card. I am considering upgrading to an MSI GT72 equipped with a GTX 980M 8GB graphics card. I play all ...
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0answers
28 views

How to read CPU load with Java on AIX

I checked /proc FS on AIX 6.1 in order to get some values for CPU load but unfortunately I could not find anything useful. Is there any text file in AIX which I can use to get these values similar ...
0
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1answer
67 views

why in Linux VM like vmware and XenServer, physical id > the number of cores in /proc/cpuinfo

This was only observed in Linux virtual machines. In /proc/cpuinfo, the physical id could be very large, exceeding the number of cpus. For below example, 4 core systems but the physical id is 13. ...
3
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1answer
371 views

Incorrect CPU temp on AMD A10-7850 APU (Kaveri) on Ubuntu Linux 3.16 kernel

My machine has an AMD A10-7850K APU which runs very nicely. I installed Ubuntu 14.04 when it was released, however it launched with the 3.13 kernel which did not have official support for Kaveri ...
0
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0answers
12 views

What do CPU speeds mean in modern processors? [duplicate]

In the past (late 90's I guess), a processors clock speed was the speed at which it operated Currently however, a processor scales its speed up and down depending on various factors. Example: I have ...
0
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1answer
45 views

x86 live image on a x64 processor

I have a live image of ubuntu, and I will be using it for programming. It came with a book, and the book mentions that it has to be used on a x86 based-processor. I have an AMD64 processor, so my ...
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1answer
96 views

How do I know if my CPU is bottlenecking my GPU? [closed]

I have a FX-6120 processor, and a 750 ti graphics card. How do I tell if my CPU is bottlenecking my GPU? And more importantly, how can I know what bottlenecks what in the future when I'm shopping for ...
2
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3answers
95 views

Does an IO port address belong to RAM?

I have been using Linux (Ubuntu). To communicate with IO devices, IO port addresses are used. For example, 0x378 is an address for a parallel port. Is an IO port address an actual RAM address? If ...
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2answers
329 views

Identifying CPU from lscpu command?

Does anyone have a clue what this CPU is? Here is the output from lscpu:
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1answer
512 views

How can I determine if my Intel CPU does throttle?

I have a Dell M6600 Laptop with an Intel Core-i7 CPU, and it is becoming pretty loud and hot recently, and slows down. I suspect that the CPU gets very hot, and would like to see if the thermal ...
0
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1answer
181 views

Can high tempretures damage my laptop CPU or fan? [duplicate]

I just had my laptop serviced. Before it was 80 degrees Celsius when i watched YouTube videos and up to 100 degrees Celsius. In the store they cleaned my CPU fan and it's now maximum 50 degrees ...
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1answer
175 views

Get max resolution from my i7 2600k

I have an Intel i7 2600k in my z77 Extreme 4 mobo. I know it's "last generation" but I love it ;) it runs smooth and without problems but I have a new need now: I want to put a high res monitor on ...
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0answers
120 views

Does “Asrock G31M-S R2.0” supports “Core 2 Extreme QX9650” processor or FSB1600 MHz CPUs?

My motherboard is "Asrock G31M-S R2.0" which supports CPU Socket type LGA 775. http://www.asrock.com/mb/Intel/G31M-S%20R2.0/ If you open an official web page of "Asrock G31M-S R2.0" then you can see ...
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0answers
42 views

Running a process without triggering CPU frequency scaling

I would like to know if it is possible to not allow a process to trigger my CPU's dynamic frequency scaling feature. I'm running Linux Mint 17.1. My specific case is that I would like to run BOINC in ...
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0answers
145 views

How many VM's I can create and share CPU cores on 24 core CPU?

I have a server that has 2 (CPU) - 24 cores. Is there a limit how many VM's I can create and assign CPU's? Ex: Is there a limit that, I can only create 6 VM's that have 4 CPUs each? or 12 VM's with 2 ...
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1answer
56 views

Why is Windows 7 rating on my ram less?

I just upgraded my motherboard and ram. My new motherboard is Esonic G41CMBL with Transcend 4GB DDR3 1333 Ram. My processor is Intel Core 2 Quad q9950. My friend's system has the same configuration ...
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2answers
91 views

What factors determine the maximum amount of ram a device can address?

I recently bought a new ultrabook that came with 4GB of ram. I have seen people talk about how it can be upgraded to 8GB with no trouble. However when I look up the CPU that is inside of the machine ...
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0answers
86 views

Dell 490 BIOS / Win 7 Pro x64 will not recognize second matching Xeon 5160 CPU

Upgraded to Win7 Pro x64 from Home Premium x64 (Anytime Upgrade online), specifically to add second identical physical dual-core Xeon processor. BIOS only shows one CPU in socket 0. Win 7 Pro only ...
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1answer
238 views

High CPU core usage from System Interrupts [duplicate]

The CPU usage on my AMD Phenom II X4 820 hasn't gone below 25% in days, and I realized that it’s because my 4th core is constantly at 100% load. I have spent quite a while trying to figure out why, ...
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1answer
335 views

AMD Processor Model Unknown

I just updated my processor on http://www.newegg.com/Product/Product.aspx?Item=N82E16813128394 GIGABYTE GA-MA785GM-US2H AM3/AM2+/AM2 AMD from a AMD Athlon II X2 240 Regor Dual-Core 2.8GHz ...
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5answers
7k views

Are CPU clock ticks strictly periodic?

Is the frequency of a CPU a mean value of about how many clock ticks there are in a second or does it have a more strong, physical stability? In my opinion, it must be not stable nor unstable. So ...
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3answers
2k views

Reduce CPU consumtion of Avira Antivirus on Windows?

I'm using Avira AntiVirus on an old Windows XP (home edition) PC. Since they launched the new version last year it consumes a lot of CPU. Are there any settings to reduce that consumtion? There are ...
0
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1answer
77 views

Machine Reports Incorrect Number of CPU Cores

I have a Windows® machine running an Intel® Core™ 2 Duo Processor E7200 with two cores. Not long ago, the machine reported it as having a CPU with two (2) cores. Now it reports as having a CPU with ...
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2answers
489 views

How many bytes a 64 bit processor processes?

This is from an interview question - http://www.glassdoor.com/Interview/Yelp-Software-Engineering-Intern-Interview-Questions-EI_IE43314.0,4_KO5,32_IP4.htm "there is not more than one way to answer ...
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1answer
109 views

Ubuntu 12.04 and 14.04 Overheating

I got pissed off at Windows. I replaced him with Ubuntu 12.04. I downloaded an Ubuntu 12.04(amd64).iso and made it bootable by USB stick. I removed W7 and installed Ubuntu. Though, I was feeling my ...
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1answer
144 views

Clock speed vs. number of cores for parallelized computer simulation [duplicate]

My question is similar to some "speed vs. cores"-questions that have already been asked on this website. However, I am interested in some very specific and technical points. So I hope that my question ...
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3answers
72 views

Laptop getting very hot

I have a friends laptop, a Compaq CQ62, that I feel is getting to hot. The average temperature when it is sitting there doing nothing is 75 degrees celsius, and that is with the fan on high speed. ...
2
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4answers
10k views

Why is the Core i5 5300u rated better than the i7 5600u?

I just purchased a new x1 Carbon with all the bells and whistles. I got a Core i7-5600u which I really thought would be the better chipset to get. But now I'm looking at some benchmarks and the ...
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1answer
87 views

What does “Intel Pentium 4” in system requirements mean?

I'm planing to buy a new notebook to do some animation with Adobe Flash CS 6 on it. Adobe claims a Intel® Pentium® 4 or AMD Athlon® 64 processor is required to run the program. I don't know much about ...
6
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1answer
687 views

Chrome uses 100% cpu on youtube after update

Chrome 40 is using 100% cpu when playing youtube videos full screen My CPU is core i5 @ 2ghz with intel 4400 gfx card. it should be able to play them and I dont remember having this issue b4 Chrome ...
3
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1answer
295 views

Why does my non-hyperthreading enabled CPU claim it has hyperthreading?

I was checking my processor for the aesni (hardware aes, "aes" flag) when I discovered the "ht" flag. This, on i7 processors denotes the CPU's ability to do hyperthreading, however, since I own a ...
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1answer
71 views

AMD processor families and models

I want to use hardware performance monitors on my AMD Opteron 6376 processor. Unfortunately, AMD has many manuals and I can't figure out which one I need from this (partial) list: ...
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0answers
121 views

Does the ASUS P7P55D Motherboard support the 4th generation Intel Core i5 processor?

I have a PC I built based on the ASUS P7P55D motherboard. Currently it has an Intel Core i5-750 LGA1156 processor in it, a 3rd generation processor. I just found out that to run the Intel RealSense ...
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66 views

PHP - MSSQL configurations cause slow performance [closed]

I have a problem in my project using PHP and MSSQL. I have the following configurations: 64 GB Ram 16 CPU Intel Xeon SQL Server 16 GB Ram 4 CPU Intel Xeon Web Server And I have the following code: ...
2
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1answer
28 views

Can SMT give worse performance than normal CPU?

Is there any chance of SMT (simultaneous multithreading) having worse performance than normal CPU? For example, is it possible for a normal CPU to run two programs one by one and have better ...
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0answers
27 views

Any case where simultaneous multithreading is worse than normal case? [duplicate]

Is there any chance of SMT (simultaneous multithrading) giving worse performance than normal CPU? For example, is it possible for normal CPU to two programs one by one to have better performance than ...
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2answers
126 views

Should I be worried about these temperatures (Australian hot weather)

I've got a relatively old PC with some new SDDs and HDDs added recently. The weather in Western Australia has been hot recently, with temperatures in the high 30s-low 40s (Centigrade). I could hear ...
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0answers
708 views

how to solve burning cpu message in Console

When I run Google Earth or any viewer for Second Life, and it shows 3D imagery, the Console shows a message like the following: 26-01-15 19:51:58,000 kernel[0]: process Google Earth[5427] thread ...
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0answers
11 views

Using Nzxt pp500w psu with new hardware - Safe?

I have Nzxt pp500w psu with Nzxt alpha Case. I'm planning an upgrade to the CPU and the motherboard to the following comination: Intel Core i5 4460 3.1Ghz (3.3Ghz Turbo) LGA1150 Arctic Cooling ...
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30 views

Tool similar to `strace` but for CPU instructions

I am hoping to find something similar to strace which will yield the instructions used by the CPU. For example, I have a simple loop which calculates a sum and prints out every tenth iteration float ...