Overclocking is the process of forcing something to run at a speed higher than the manufacturer's intended specifications.

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Overclocking a nVIDIA GTX 660M GPU?

I have a MSI GE60 0ND laptop with a GTX 660M GPU. When I play games like Minecraft or Portal 2, the core clock is stable at 835 MHz. Recently I tried to overclock it using MSI Afterburner but it ...
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2answers
125 views

Serious voltage and temperature problems

My computer has been acting up when I play games so I wanted to look into why. Issue 1: GPU Temp According to afterburner and speedfan my 8800GTX idles at 90 degrees and then when playing games ...
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2answers
128 views

What should I consider to figure out the power needs for my PC?

I have opened up my tower and looked at the power supply case and all the numbers on it. I am very lost. I want to install a second graphics card into my machine so that I can connect a second ...
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2answers
421 views

Overclocked PC boots only after second attempt

I've overclocked my PC by increasing the system bus frequency from 200 to 333(266 has the same issue). Everything works fine except for booting. When I press the power button, the PC starts up but ...
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Overclocking Intel HD Graphics unreliable results

I've tried to overclock my Intel HD Graphics 4600 in my desktop PC. I've read elsewhere; people managed to get 1600-1700MHz (OC) instead of 1250-1300MHz (default). The problem here is I am not ...
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1answer
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How to calculate the setting for BCLK with Core i7?

Help me figure out the proper calculation for overclocking a Core i7. Given that: the default maximum memory speed is 1333MHz, the motherboard supports up to 2200 MHz by overclocking, and it has ...
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1answer
116 views

How to diagnose hanging/freezing?

I have gathered a lot of information already on many different issues-- mainly through websites like these where people seek answers regarding troubleshooting with computers/components. So I figured ...
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1answer
92 views

Watercooling two HD7970

I want to watercool my two HD7970 cards. Would a single 240 rad (e.g., xspc rs240) be enough? Currently I'm running very gpu-intensive tasks and the cards are overheating (85+). The case is corsair ...
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1answer
967 views

A10-5750M clock-lock FPS drop

Why does this happen? i have the A10-5750m and running on Windows 8.1. i used bar-edit to clock-lock the A10-5750m up to 3.2ghz (the max turbo boost is 3.5ghz).. ( Tutorial here ...
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134 views

Why does /proc/cpuinfo incorrectly report the cpu MHz when overclocked?

I decided to overclock my AMD Phenom ii X2 560 from 3300 MHz to 3600 MHz. Here are the results of the benchmarks in BOINC, before and after: Windows 7 64-bit: Normal: 2683 floating point (Whetstone) ...
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1answer
126 views

Why does changing the CPU frequency make the monitor display an error message?

Using MSI ClickBIOS2, I tried to overclock, but noticed an odd problem: Changing the base frequency allows me to overclock the RAM and such all at once, but although the system boots any amount of ...
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239 views

Dual channel the same in CMZ16GX3M4A1600C9 or 4 CMZ4GX3M1A1600C9?

I'm trying to decide between buying a 16GB (CMZ16GX3M4A1600C9) kit or 4 individual 4GB modules (CMZ4GX3M1A1600C9). For some reason the place I'm getting them from (not newegg) its cheaper to buy the ...
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1answer
90 views

Overclocking the AMD Phenom II X4 940BE

I'm not sure if this is the best site to post this sort of question if it isn't then I do apologize, other than that I hope I get relatively quick and good response :) Firstly, I have already ...
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1answer
3k views

Is it possible to overclock an i3-3110m?

Is it possible to overclock an i3-3110m notebook processor? I have searched many forums with Google, but all lead to no answers. I've tried using SetFSB but there are no configurations for my ...
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Why do video players affect my GPU overclock?

I have a Sapphire Vapor-X Radeon HD7950 OC edition graphics card. It runs at 850 MHz using the regular BIOS and at 950 MHz using the Boost BIOS. I'm using the Boost BIOS. When computer boots, the ...
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0answers
47 views

One Core Hotter and slower than others

I overclocked my Intel Core i5 3570K to 4.2GHz at 1.1V. It ran stably overnight on Prime95, but, while I was monitoring the core temps, they stuck within 45-55C with core #3 was always 3 or 4 degrees ...
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588 views

How to force ATI 5850 to always use 3D clocks?

My 5850 graphics card is on its way out and the 2nd monitor output flickers when using low clock speeds, I have however noticed that when gaming or doing anything that forces the clock speeds to ramp ...
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87 views

Need illustrated advice on Socket P/Merom BSEL mod

I have got Intel T2370(133FSB/Socket P/Merom) CPU and ASUS F5SL(SIS chipset) laptop. I see those as perfect candidates for BSEL pinmod yet I can't find detailed sure description on how to do it. ...
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Can I safely use the engine and memory clock ranges of my video card?

I use atitweak, which is basically just a command line interface for the AMD ADL OverDrive5 interface. baarn@manticore ~/git/adl3 $ ./atitweak -l 0. AMD Radeon HD 7900 Series (:0.0) engine clock ...
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0answers
70 views

What is the specification for GPU ROMs?

So, graphics cards have a ROM that you can export in GPU-Z (GPU-Z: An example of an application that will perform this task). Is it at all possible to find out what the specification is for a GPU ROM? ...
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How can I overclock my 8400GS to its limit without making the driver crash?

Nvidia GeForce 8400gs EVGA 512MB(It comes with a small fan) I know this isn't the best card to overclock, but adding 200Mhz really helped me with 15+fps on a game and I was wondering if how can I ...
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OC'ing a Sapphire 7950, problems with memory clock

I bought a new rig with sapphire radeon 7950 flex w/ boost. Good scores initially in 3dmark 11, around 7300 stock. Problem is, as soon as i start overclocking, issues arise. the core clock is at 860, ...
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Unlock BIOS config

I have ASUS x101h EEEPC and I want to overclock CPU, but BIOS clock settings are locked. Is there a way to unlock BIOS or update BIOS which have those options unlocked? CPU is Intel Atom N435
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stopping windows from undoing overclock settings

I have managed to overclock my CPU from 2.5 to 3.0 GHz, my BIOS says so at the top. But when I load coretemp after windows boots, it says my CPU is only at the original 2.5GHz. Is this just coretemp ...
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Where is AMD OverDrive's advanced mode located?

Attempting to do manual software fan control (although I know doing it through the BIOS is considered better) shows greyed out controls under "Fan Control". Guides show running the program as an ...
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44 views

How to overclock PCIe bus on TA880GB+ motherboard

I was given a XFX R9 290 by a friend. I have a Biostar TA880GB+ motherboard. It freezes and the Ethernet cuts in and out when the video card is installed. Apparently this is due to the XFX R9 290 not ...
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191 views

How to unlock the hidden (locked) settings in BIOS on Linux?

I got a HP 255 G2 laptop and I am dual-booting Ubuntu 14.04 (32-bit) with Kali Linux 1.0.9 (64-bit).I got an AMD quad-core CPU,which runs at 1.5 GHz,so I want to overclock it at 2,0 or 2,5 GHz but I ...
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101 views

I7-3630QM Processor clock ratings

I'm researching a laptop for college, and have a loose set of system specs. I found a laptop that meets most of the requirements with little or no modifications, except the processor isn't what I'm ...
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0answers
804 views

Incorrect CPU speed in Windows 8.1

I have recently tried to overclock a AMD Athlon II X2 270 on a MSI GF615M-P33 V2 motherboard. I changed the FSB from 200 to 206, that's an increase of 102 MHZ from 3.4 GHZ.. no biggie. On reboot I got ...
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37 views

P8Z58 - Disabling turbo mode

I have a P8Z68 DELUXE /GEN3 motherboard with a Core i7 2700K CPU rated to go to 3.5GHz. I want to know how to disable Turbo mode in the bios cause my pc seems to go from 3.5Ghz to 3.9 under load and I ...
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Overheat alert warning on CPU through Serial port

Is there any way to make an external alarm go off if your CPU reaches a certain temperature using your serial port? I over-clocked my processor and I get warnings if it reaches a certain temperature, ...
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1k views

Is it possible to overclock the polling rate for a wireless mouse?

I have a Logitech Performance Mouse MX -- a wireless laser mouse. From a diagnostic program, I can see that the polling rate is 125Hz. I'd like to overclock this to 500Hz (or however higher it can go ...
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0answers
280 views

AMD Overdrive Triangle Artifacts all over screen

I was in AMD Catalyst Control Centre (CCC) and saw the AMD Overdrive function so me thinking this could cause no harm I messed with the settings. I didn't put the settings up high at all. I then click ...
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331 views

Why is the clock speed readout greater than the maximum?

(click for full-size image) What is this madness? (I'm aware that the top number refers to the non-Turbo Boosted clock speed, but what of the others?)
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Overclock Failed

This morning when I tried to turn on my computer, the monitor would not display anything. The computer is on, but no UI on the monitor and no beep. I turned off the computer and turn it back on ...
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73 views

How to get to BIOS with new faster memory

I built my machine in 2008, it has: mobo: MSI P45 Diamond CPU: Intel Q9450 RAM: 2GB (2 x 1GB) DDR3 1333 and various and sundry additional parts that I don't think have anything to do with my ...