Questions tagged [cpu-speed]
The cpu-speed tag has no usage guidance.
151
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Windows 8.1 64-bit, CPU is always on max frequency
I'm not sure this is the right place to ask such question but why not...
I use a Toshiba laptop with Intel i5-4210U and my operating system is Windows 8.1 Pro 64-bit. For some months now, my CPU is ...
0
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1
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257
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Replaced FX 4300 with FX 4350, motherboard claims it to be incompatible
My friend got a FX 4350 and replaced his FX 4300, the gigabyte GA-78LMT-S2 motherboard is now claiming the old CPU is incompatible and it underclocks it, completely removing the purpose of using the ...
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2
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Why there are two speeds written on the CPU? [duplicate]
When looking on the details of some of Intel’s CPU, it looks for example like this:
Intel® Core™ i7-6500U CPU @ 2.50GHz 2.59 GHz
What is the meaning of each speed rate?
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Software needs Core i5-750 2.67 GHz, my PC has Core i7-3610QM 2.30-3.30 GHz; will it work?
My mobile computer has the following CPU:
Intel Core i7-3610QM - 2,30 - 3,30GHz 6MB 45W "Ivy Bridge"
As far as I understand is my computer able to speed up to 3,30 GHz?
I want to play a game run ...
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0
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8vCPU vs Octacore process?
Is 8vCPU same as Octa core processor ? For example at Amazon Servers I see 8 vCPU against c4.2xlarge. Is it a quad core
processor ?
So is one virtual CPU is equivalent to 1 core?
Update:- Sorry i ...
7
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3
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8k
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Hidden differences between system power plans in Windows?
I was wondering if—aside from the settings listed in the Change advance power settings—do the pre-made power plans change any other hidden settings like throttling, CPU clock speed, etc?
For example, ...
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2
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Is there any tool to measure speed of laptop and test laptop hanging before and after adding 8GB RAM? [closed]
My hp laptop having core i3 plus 4GB of RAM hangs on running one chrome browser with some tabs plus visual studio 2015. I just upgrade my laptop from 4GB of RAM to 4+8 GB of RAM. Now I want to measure/...
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1
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Two CPU vs dual core?
Are two single-core CPUs (in a two-socket system) equivalent to a single dual-core processor?
Can we also say two single-core CPUs have half as much processing power as a single quad-core system?
My ...
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1
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499
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Low speed of CPU after windows update
Problem: CPU speed after Windows 10 update don't rise up higer than 0.98 GHz.
Windows 10 Version 1607 (OS Build 14393.51)
Intel(R) Core(TM) i7-3537U CPU @ 2.00GHz
Notebook: Asus K56CB
Thank you ...
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2
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2k
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CPU running at low speed
I'm using Dell Inspiron 15R N5110, which has Intel Core I7 2630QM. I recently installed Windows 7 SP1, uninstalling Windows 10. I ran Windows Experience Index and CPU-Z:
and my CPU rating is ...
2
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2
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Undervolting an AMD A8-4500M runnning Linux
I have a HP Pavilion g7 running elementary OS (based on Ubuntu) which is known to be loud and overheat.Mine doesn't shutdown but it does get loud which is very annoying (and 91°C with both Prime95 and ...
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1
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Would Celeron 1037U be enough to record 4 1080p video streams onto harddrive?
Would Celeron 1037U be enough to record 4 1080p video streams onto harddrive?
I have personal NAS server which runs Ubuntu 14.04LTS.
CPU is Celeron 1037U.
Would that be enough to just pick up 4 ...
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0
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250
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CPU Clock not precise?
I have an AMD FX-6300 CPU, non-overclocked.
I have all power saving features such as C1E turned off in the BIOS. I have also disabled turbo-boost.
At stock settings, this CPU should run at 3500Mhz(3....
1
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1
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807
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My CPU frequency stays the same all the time, why?
My CPU(FX9590) clock speed stays at 1.37 GHz all the time even while gaming, but my maximum frequency is able to reach 4.72 GHz at most.
I tried to change the clock speed through AI Suite II(I am ...
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1
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Why is current CPU frequency read-only for root?
I have a program that provides benchmarks, but its OS agnostic and does not know how to read CPU frequencies. The test program is driven through a script. If I provide the CPU frequency, then the ...
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2
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CPU speed issue after upgrading to Windows 10
After upgrading from Windows 7 to Windows 10 I see a performance issue related to the CPU.
As you can see from the screenshot, the actual CPU speed is shown as 1.18 GHz instead of the 2.27GHz that is ...
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8
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Cpu running half speed
While playing a game few hours ago I noticed my computer suddenly became incredibly slow. The windows task manager showed that the cpu was using half its capabilities. I have been playing this game ...
1
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1
answer
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How better is a desktop processor than a mobile processor?
Inspired by this question and its answer: What's the difference between mobile and desktop processors?
The question and the answer are great to have some insight on the subject. But I'd like to ...
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1
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4k
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Does a CPU clock frequency vary on-demand?
On my machine (not a personal computer), I have 4 cores (2.4GHz) and I currently don't have any important process running. Right now, are all of my 4 cores running/vibrating at 2.4GHz or are some of ...
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1
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Noisy CPU Fan in Linux Mint
I have a Dell Inspiron laptop with Windows 8.1. The CPU fan is quiet when I use Windows. I installed Linux Mint with Cinnamon on another partition, but the fan is noisy all the time when I use Linux ...
3
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1
answer
3k
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How to fix CPU clock (for benchmarking purposes)?
How to make the CPU not change the speed (clock)?
I want to compare execution time of some programs and need constant CPU performance (not necessarily high performance).
The CPU in question is i7-...
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1
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Concerning Dual Processor Motherboards
I've read about dual processor mother boards, but some things don't seem to make themselves clear. I have a few questions:
Is a computer with two 1GHz single-core CPUs just as fast as a computer with ...
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2
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3k
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If a 32 bit CPU has a 64bit bus system, is it 64 bit or 32 bit?
Let's say the internal registers of a CPU are 32 bits wide. But the CPU has a 64 bit system bus and the two separate pipelines are receiving information simultaneously, is it considered a 32bit ...
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Why is Pentium 4 Prescott slow compared to Pentium M? [duplicate]
I was benchmarking if it is worth to put loop inside a callback function so I tested fourth order Runge-Kutta of on y'=y in C++, all with gcc 5.1 on Ubuntu with compilation command
g++ -std=c++11 -O3 ...
0
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1
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189
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When reviewing software requirements, should we use the burst speed or normal clock speed
There is a piece of software I'm looking at, which has a minimum requirement of 1.6ghz (Visual Studio 2012)
I'm looking at a new computer, and saw the CPU is described as
1.46 Ghz / 2.39 Ghz with ...
1
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0
answers
3k
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Overriding "The speed of processor 0 in group 0 is being limited by system firmware"
My Thinkpad automatically locks the CPU frequency to ~1,5Ghz while the adapter is plugged in without a battery, as described in this article.
I don't care whether the adapter can support it or not (...
3
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1
answer
464
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Why is my CPU running slower than it should be?
I have an AMD FX(tm)-6100 Six-core processor that should run at 3.30 GHz, however upon trying to overclock the processor (which I never got around to doing) I have found that it is running at 1.4 GHz ...
2
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3
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Why does reducing CPU frequency improve battery life?
Shouldn't we have roughly the same battery life regardless of the frequency since the higher the frequency is, the faster tasks will complete so in the end the CPU, despite running at a higher ...
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0
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Difference in performance between ARM and "traditional" CPU on Raspberry PI example
I'm not sure if my question fits here, but I will give it a try since it does not seem to fit any other StackExcnhange.
New day ARM processors are slower (if you look at MHz - 500MHz in RPi case). ...
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1
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Need help comparing Laptops with best speed RAM
I am planning to buy Lenovo Yoga 2 11.6 Laptop,
but I do not understand
The difference between the RAM in comparison.
Windows OS.
Hard Drive.
Thanks,
Here is Screenshot. Link to screenshot. ...
0
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0
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195
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Why does my app run much faster on my laptop than my VPS?
I have a web application with a Ruby backend that does some stuff that is a bit computationally intensive. I develop and test the app on my rMBP with a 2.7GHz i7. I have the app deployed to a Linode ...
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What is more important on a cpu? [duplicate]
What should be the criterion upon I should decide whether or not to buy a processor its speed? or the number of cores? meaning should I seek out a processor which is fast but has 2-3 cores or is it ...
100
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11
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What's the difference between mobile and desktop processors?
I just read about the new Samsung Galaxy Note Edge having a 2.7 GHz quad-core processor and 3GB of RAM.
The laptop I bought last year by HP is 4 GB of RAM and 2.3 GHz quad-core and my ...
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2
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2k
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Is it bad for a CPU to be running at a high speed for extended periods of time?
I have an Intel Core i7-4770S (3.10 GHz) that can go up to 3.9 GHz in turbo mode. Windows Task Manager can report it going up to about 3.5 GHz when playing certain games and probably goes higher every ...
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0
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How to compute the total speed
I am hiring a VPS (Perfetto4) from Mochahost with 2 cores of 2,27GHz. The promissed speed is 2,7GHz total. The multiplier is 11. How do I calculate the total speed of CPU? Is 2 cores of 2,27GHz ...
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2
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Best factor for determining the bettering of CPU [duplicate]
First of all, if my English is not good please pardon me.
Now the problem; when comparing many CPUs with each other, which factor is the best one? For example, there are many various types, like, ...
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1
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CPU frequency is very low and system is very slow too in core i5 vaio laptop
Sometimes I notice that system is very slow and when I see task manager, these are information in performance tab:
Utilization: 8%
Speed: 0.2 Ghz
Maxsimum speed: 2.5 GHz
Hardware details are:
...
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2
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376
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How are CPUs so freakin fast
I am going through a book on C and it said "Write a program that counts from 1 to 300 million, printing the number only if it is a multiple of 100 million. Use a stopwatch for fun to time the program!"...
3
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0
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Utilizing the full power of my workstation
I am not a gamer. Used to be, 10+ years ago. My workstation is strictly for business:
Quickbooks
Excel
Access
General Business
QuickBooks is tied to a synchronization engine that is synchronizing, ...
2
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0
answers
2k
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How do I underclock my Macbook AIR?
When my MacBook gets below 1% battery life I believe the CPU slows down. The battery indicator states I have 10 minutes left but those are the longest 10 minutes in the laptop cycle. Is there a way to ...
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1
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AMD FX 4130 overclock-How to overclock the CPU from the BIOS [closed]
Well I've been using my CPU for awhile now but I want to unlock it's full power but when it comes to CPU overclocking I've never been good with it nor taken the time to learn it from these bad video's ...
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955
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Why is my CPU slowing down? (power settings and temperature are OK)
I realise others have posted similar questions, but I'm having trouble working out why my processor isn't running at full speed. I'll keep this visual.
Given this:
...and this:
... why does CPU-Z ...
0
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1
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Processor Throttling, Speeds and Battery life
Does throttling the CPU down give you more battery life? Does i3 give you more battery life over an i7? Just I've not had the options to really test this theory as it requires having the same laptops ...
2
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1
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How can I monitor CPU frequency on Linux servers?
At low CPU frequency, latencies can be higher or we may come to some wrong conclusions related to server capacity.
Knowing the CPU frequency is important for high performance scenarios.
In case of ...
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1
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798
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CPU heating too much, cpufrequtils to limit its speed works weird
I am using an Intel i5 powered laptop and my OS is a 64 bit Linux Mint 14, kernel version 3.5.0-43.
Up until now the CPU usage policy was ondemand and it usually was working at 2.40Ghz. In this setup ...
1
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1
answer
15k
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What does cpu MHz mean in /proc/cpuinfo?
I own Quad-core Core i5 laptop. I got curious to know how much time it takes for my laptop to execute a simple instruction. So, I did cat /proc/cpuinfo. Below is the relevant portion of it,
model ...
0
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1
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Disabling CStates/TurboMode in Windows
In Linux I know how to boot and have cstates disabled to get full CPU power.
How is this done in Windows? Does it vary based on Intel and AMD?
3
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1
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42k
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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 ...
2
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1
answer
167
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Is there a noticeable increase in computer performance moving from a Dual Core to an i5?
I have an i5-3470 3.2Ghz and 6GB or RAM. I also have a Dual Core E5700 3.0 and 8GB or RAM. Both use Windows 7 Pro. I am currently using the latter. I would like to use the i5, but as a developer, ...
0
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1
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Any rerefence of CPU world statistics? [closed]
I am looking for any referencee about computer power statistics across the world.
My main interest is about real computing capabilities, so I'd prefer information about real processor power, and even ...