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

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Use a Video Card (GeForce 9800GT) and a AMD 5150 processor with Radeon R3

I have a GeForce 9800GT video card, I use it for over a year with my old Intel powered machine. But my processor died so I bought a new processor (APU AMD Athlon 5150) and a new MB (ASRock AM1B-M). ...
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Overheating issues, even after suggested remedies

So my computer/Server is overheating on a regular basis, I thought that the issue might be the thermal compound on the heatsink, so I have replaced that (just 20 minutes ago), that seems to have done ...
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1answer
31 views

How to view total CPU and memory usage of per system user in Linux

I know the top command to see the process of CPU and memory usage, but some users of the system can generate a lot of processes, if I wanna know total CPU and memory usage of an user,I must count it ...
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Why are high-end laptops and desktops so close in benchmark performance nowadays? [on hold]

When comparing Geekbench results for the top-of-the-line MacBook Pro with e.g. an Intel i7-4790 system, then the scores are not that different, even though the desktop sports 3.6 GHz whereas the ...
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1answer
6k views

How can I know if the specified model of Intel processor is 3rd g or 4th g?

I need a quick and easy way to identify if the Intel processor in the specifications of a laptop is from the 3rd Generation or 4th generation without using software or internet. Thanks in advance.
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1answer
21 views

How can I optimize linux for encoding lots of video or a set of the same cpu intensive tasks?

I have a set of 4-5 machines which almost exclusively encode video all day, and sometimes all night too. I've searched many times to find ways to optimize them for this purpose, but not had any ...
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0answers
20 views

CPU quad-core price comparison [on hold]

So, I want to buy a computer that has a quad-core processor, and I specifically want it because I do computer renders with Blender. Having a quad-core processor will significantly help rendering. ...
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4answers
78 views

Some basic questions about Processor and OS? [closed]

I need an explanation, I have a computer with a processor : Intel Core i7-3770 CPU @ 3.40 Ghz 3.40 Ghz Does this mean I have two processors with a clock rate 3.40 Ghz each ?? Is this a Core ...
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0answers
37 views

Abnormally high CPU temperature

My laptop's CPU is too hot, ~93-97° C, nothing major is running, only Google Chrome. SpeedFan and Open Hardware Monitor don't detect any fans, so I can't even see their speed. Is there any way to ...
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5answers
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How to reduce Google Chrome's CPU usage?

I have started using Google Chrome (up to date) on Windows 7 (everything up to date) on a clean install I did a few days ago and compared to Firefox I am seeing huge CPU spikes (up to 100% CPU ...
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2answers
395 views

What happens when laptops reach 100% charge?

I have been reading alot of mixed views on how Lithium Ion batteries work when it comes to laptops. I have the new dell xps 15, with an intel i7 cpu, 16gb ram, and a 512gb ssd. Is it bad for the ...
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1answer
15 views

VT-x on 4790 on H97-D3H-CF

I am trying to enable VT-x on a 4790 CPU and a H97-D3H-CF mainboard to be able to run virtualbox/vagrant. The Intel Processor Identification Utility lists "Intel(R) Virtualization Technology: No". I ...
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2answers
3k views

Difference Between Cores and Processors

I am confused by the difference between "Cores" and "Processors". A lot of the computers are 2-cores, 4-cores. Does this mean that they have one processor, but with 2 or 4 cores on that single ...
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0answers
31 views

100% processor utilization with multiple executions of CSISYNCCLIENT.EXE and MSOSYNC.EXE

When I install MS Office 365, my processor runs systematically at 100%. When I look at Windows7 task manager, two processes are executed in multiple times : CSISYNCCLIENT.EXE and MSOSYNC.EXE. Would ...
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1answer
133 views

Why is my Lenovo G500 laptop computer running slowly?

The one I’m currently using is a Lenovo G500, Intel Core i7, 2.10 GHz, 8 GB RAM, 1 TB HDD, Windows 8.1 64-bit, AMD Radeon HD 8570M, Intel HD 4000. The problem: it is slow. It lags even if Google ...
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1answer
733 views

Core i3770k running too hot?

I just installed a Core i7 3770K. I have a Corsair H60 Hybrid CPU cooler with fans on both sides of the radiator for a push/pull configuration. I have the airflow for the radiator pulling in air from ...
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1answer
18 views

Download speed and software/CPU relations?

I notice that downloads on my old, slow, XP machine, using the home Wi-Fi, are slower than downloads from the same connection on my Tegra K1 ARM tablet, which is definitely faster. Using any browser ...
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1answer
45 views

Force ffmpeg to use 100% of CPU

I'm using ffmpeg to extract frames from video, but the process is so slow. Looking at CPU usage I see that ffmpeg use only 50% of my CPU. I've tried also to add -threads 4, but it seems it doesn't ...
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1answer
2k views

Flash stream makes my internet slow and cpu rush

When I try to watch a live Flash stream, my CPU usage goes up to 75% and my Internet speed goes down. If I run a test before the video-stream, my speed is ~40/10Mbps and during the stream it drops to ...
2
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1answer
26 views

Noise coming from HDD or CPU in headphones

I hear weird high sounds coming from my headphones. It is obvious that it has something to do with HDD or CPU because it's highlight sounds are heard when I it is writing data on HDD but also many ...
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3answers
3k views

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
52 views

Why is my computer so slow s:

I've had this problem for so long and it's annoying me. Everyone says my computer is bad but I dont get it. on Runescape I get 4 FPS. On LoL my computer just crashes and Skyrim is insanely laggy and ...
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1answer
32 views

Netbook not working properly

I am having a netbook of dell inspiron mini with specifications- Operating System: Windows 7 Starter 32-bit (6.1, Build 7601) Service Pack 1 System Model: Inspiron 1018 Processor: Intel(R) Atom(TM) ...
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1answer
482 views

Windows games runs slow, with brand new large monitor

I recently bought the awesome ASUS PB278Q monitor and was happy with it until I launched Call of Duty Modern Warfare 3. The game performed awfully on my Windows 7 machine (lags, freezes etc.), ...
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Excessive cpu usage of process : Intel(R) Dynamic Platform and Thermal Framework Utility Application

I bought a new pc (a notebook) but now I have a problem, there is installated a program called "Intel(R) Dynamic Platform and Thermal Framework Utility Application". It often uses the 20/30 % of my ...
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3answers
5k views

vmWare Player - virtual machine configured for 2 CPUs but I only have 1 CPU

I copied a virtual machine that I downloaded but can't play it in vmWare player. When I start to play it, it says: This virtual machine is configured to run with 2 CPUs, but the host has only 1 ...
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1answer
23 views

Is the amount of NUMA nodes always equal to sockets?

I have used lscpu to check two servers configuration: [root@localhost ~]# lscpu Architecture: x86_64 ...... Core(s) per socket: 1 Socket(s): 1 NUMA node(s): 1 ...
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1answer
35 views

Disable Badly-Designed Form Element

One of our suppliers has a badly-designed website. On this website, there is a HTML select tag which has, over the years, grown to over 10,000 options long. This is apparently enough to cause large ...
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2answers
34 views

How does Triple Channel memory differ from Single or Dual?

I'm trying to understand the PHYSICAL difference on the motherboard when it comes to single, dual, triple and quad channel memory. I have a mobo that has 4 black memory slots, each one contains 4GB ...
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1answer
74 views

Windows 7, cpu at 100%, netsh.exe, node.exe

I'm having a strange problem with my cpu usage. I've seen similar complaints elsewhere, but no real solution. Whatever software I am using, my CPU seems to max out to 100% with seemingly useless ...
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1answer
35 views

Why does my CPU not use it's full TDP wattage potential?

I have an Intel Core i7 3610QM (Ivy Bridge) in my laptop. According to Core Temp, the TDP (thermal design power) is 45 watts. However, when turbo boosting to the max (3.1 GHZ) on all 8 threads with ...
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0answers
54 views

In Google Chrome browser, why does Gmail use so much of the CPU when hardware acceleration is enabled?

Here's a screenshot of the issue. On the right, Windows Task Manager showing high Chrome CPU usage. On the left, Chrome's Task Manager showing it's all coming from the Gmail tab. If Hardware ...
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1answer
8k views

Why is SRAM faster than DRAM?

In modern multi-core processors, the processor caches (L1,L2 and L3) are made up of SRAM with decreasing speeds(L2 caches are higher speed SRAM than L3 caches which is a cost trade-off). The main ...
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1answer
73 views

Does a faster processor noticeably increase speed in web page serve and load from localhost? [duplicate]

I am a web developer getting a new computer. Right now I am deciding between two laptops - one that has 32gb ram but a slower processor, and one with 16gb ram (can't be upgraded further) but a faster ...
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1answer
59 views

Is there a way to reduce the CPU usage of a Gmail tab in Chrome browser?

This is driving me crazy and I hope you can help. Here's a screenshot of the issue. On the right, Windows Task Manager showing high Chrome CPU usage. On the left, Chrome's Task Manager showing it's ...
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0answers
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Figure out why the “System” process on Android is using a lot of CPU [migrated]

I have a Samsung Galaxy S5 with Android Lollipop. My phone was feeling sluggish. Using an app called "OS Monitor", I see that the "System" process (not to be confused with "Android System") is using ...
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1answer
37 views

If a pin was bent during CPU installation would the machine have started at all?

Realistically, if a Pin was bent during install would it have turned on and ran for 30 minutes or so before cutting out, or would it just have not started even once? The machine turned on first time, ...
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1answer
32 views

which sockets can be used to change cpus?

Since it's possible to replace cpus with the same sockets, for example lga 1150 sockets, would it work on bga sockets too? Or would the cpu go bad?
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2answers
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Getting a new PC built and I have some questions [closed]

In a couple of weeks I will get a new PC built and I wanted to ask if I could re-use some of the old components in the new one, since I'm on a 600- 650 euro budget. The old parts were regulary cleaned ...
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1answer
27 views

How is addressing done of L1/L2/L3 cpu caches vs. ram allocation? [closed]

As cache sizes on cpus increase, how is it managed vs. RAM? Do considerations need to be made while making an application to ensure you're getting the most out of your Cache or is that completely at ...
3
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1answer
105 views

Dell Laptop - 100% CPU usage when using Docking station

Update 2: On further investigation, I have reproduced the issue on my windows side. I put the laptop on the dock while in sleep mode and woke it to find it climbing to 100% cpu usage. removing from ...
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2answers
46 views

Can i use android processor like folding@Home to boost an old laptop?

Android devices are so powerful today you can virtually use it as a stand-alone desktop. I have an old Acer 5515 laptop with a single core AMD processor and I also have a quad-code android and i want ...
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2answers
38 views

How much important CPU and Motherboard are in a gaming perspective? [closed]

A friend of mine offered me a GTX Titan X, to include in my current setup. (Potential) problem is : my CPU is an Intel Core i5 3570K (@ 3.4GHz), and my motherboard is a MSI ""gaming"" (what's that ...
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0answers
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CPU Limitations from Bus Speed

When iterating through an array larger than the cpu's cache, does a modern processor/motherboard load/save new elements of the array in parallel with computation of those elements or does loading data ...
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1answer
39 views

Windows 7 comes to a near-halt every week and then flushes memory

I have a very strange issue that's been puzzling me for a long time. I have a Windows 7 system with 16GB RAM. Every week or so, usually at some point during the first few days of the week, and at a ...
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2answers
77 views

Building a new PC - PCI-E lanes and how do they work

I'm looking to build a new gaming PC that will last a while. I want to use a PCI-E x8 SSD + GTX 780 SLI in this build. Now i'm looking around on the web to see what i need to support this in terms of ...
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3answers
86 views

Running my laptop without CPU fan for i7 3630M for 24-hour period under mostly light use - what could go wrong? [closed]

My Lenovo laptop (Y500 I believe) has been bugging the living daylights out of me for months. The CPU fan kept going wild, spinning unpredictably, making a horrible noise, and actually slowing my PC ...
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1answer
2k views

How to Track CPU and Memory Usage Per Process

I have seen this question asked on here before but was unable to follow the answer which was given. I would like to monitor a processes CPU, Memory, and possibly GPU usage over a given time. The ...
3
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2answers
26k views

What's the difference between a AM3, FM1 or FM2 AMD processor?

I am thinking about upgrading my computer, and my PC store offers three different branches of AMD processors: AM3, FM1, FM2. Which technical differences do those branches have? Is FM1 obsolete (by ...
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1answer
298 views

Black spray (?) on a laptop's heat sink assembly

We have a HP Pavilion DV3 4000SB that was given an error on startup that the fan was having problems (System Fan 90b error message) So I decided to open the laptop up and clean the fan, as that ...