CPU Spikes (Interrupts/System:4)

lukep95

New member
Local time
3:29 PM
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Hey all-

I've had my Asus N53SM laptop for just over two years and over the past six months have had this horrible CPU Spiking. What exactly is happening is; there's this robotic sound, lag every second and then about fifteen seconds later it will disconnect my WiFi. It will continue for couple of minutes and soon fade away. However, if I troubleshoot my WiFi it will fix it. But then it'll just do it five minutes or less later!

It is happening mainly when I'm on Microsoft Flight Simulator X. Also had it whilst just on Chrome listening to music and using Sony Vegas Pro 12. At first I could troubleshoot the WiFi then it'd fix it for weeks, then came back. It then got to the point of not fixing it for more than ten minutes and I would need to try restarting my PC. Now I'm barely able to use flight simulator for longer than an hour without it happening. The times I've had it outside the simulator, if I troubleshoot WiFi, it'll fix it pretty much for good.

Yesterday I reformatted Windows 7 64bit and I got spiking for the first time about half hour ago on Chrome listening to music on YouTube. Opened up LatencyMon and it's got a red message saying: "Your system appears to be having trouble handling real-time audio and other tasks. You are likely to experience buffer underruns appearing as drop outs, clicks or pops. One problem may be related to power management, disable CPU throttling settings in Control Panel and BIOS setup. Check for BIOS updates."

Before I reformatted, I tried reinstalling all the main drivers with no luck too. I was really hoping this fresh install would fix it.

I do always have my PC on Asus' Power4Gear High Performance. Since I'm always between heavy programs here and there. Mainly for sim so I do not forget.

Can anyone possibly help me out in tracking this down? So frustrating! Laptop is running so smooth and perfect without this. No scans are picking up any virus' or anything. Just seeing "Interrupts" and "System:4" being the main reasons in Process Explorer.

Cheers,
Luke
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
Asus N53SM
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i7-2670QM 2.2>3.1GHz
Memory
8.00 GB RAM
Graphics Card(s)
Nvidia 630M GT 2GB
Hard Drives
WD 750GB 7200rpm
Antivirus
Windows
Browser
Chrome

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Custome Built
OS
Microsoft Windows 7 Ultimate 64-bit 7601 Multiprocessor Free Service Pack 1
CPU
Intel(R) Core(TM) i7 CPU 950 @ 3.07GHz
Motherboard
ASUSTeK Computer INC. SABERTOOTH X58 (LGA1366)
Memory
16.0GB Dual-Channel DDR3 @ 534MHz (8-8-8-20)
Graphics Card(s)
1023MB NVIDIA GeForce GTX 650 (EVGA)
Sound Card
(1) NVIDIA High Definition Audio (2) High Definition Audio
Monitor(s) Displays
HP W2072a LED Backlit
Screen Resolution
1920x1080@60Hz
Hard Drives
(1) SAMSUNG MMCRE28G5MXP-0VB SCSI Disk Device
(2) ST1000DM 003-1CH162 SCSI Disk Device
(3) WDC WD10EURX-73FH1Y0 SCSI Disk Device
PSU
XION XON-1000P14F
Cooling
Fans
Antivirus
Windows Security Essentials
Browser
Mozilla Firefox
Other Info
BIOS Version/Date
American Megatrends Inc. 1402, 8/9/2012
SMBIOS Version 2.5
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