Questions tagged [overclocking]

The practice of operating a computer component at speeds in excess of manufacturer specifications.

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How to change the clock speed with an Asus B350M mother board?

I am trying to change the clock speed from the BIOS on a Asus B350 with a Ryzen CPU. No matter how I change the custom CPU core ratio, if it isn't on Auto, the system won't boot. The base settings ...
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“Speed” vs “Configured Memory Speed” in dmidecode

Does the information below from dmidecode indicate that my memory runs twice as fast (overclocked) as nominal or at half speed? (My WWW searches yielded confusing information corroborating both.) And ...
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214 views

Is my CPU overclocked?

My pc's info under the voice processor says this: "intel(R) Core(TM) i5-1035G1 CPU @1.00 GHz 1.19 GHz" but I can see from a pannel that my CPU offen is going at 2 GHz is this normal? I need to ...
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AMD R9 280 - Changing clocks causes screen flickering and extreme low idle clocks

When I apply any change to the core or memory clock of my R9 280 (via MSI Afterburner or Radeon Software) my screen starts to flicker. This seems not to be an instability issue since it also happens ...
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Is this RAM overclocking?

I have 2 DDR4 sticks (2x16 GB) running with a 3700X Ryzen CPU with an MSI B450M Mortar Max motherboard: one 2x16 GB Crucial rated at XMP 3200 MHz CL16 18-18-36-72 at 1,35V one 2x16 GB rated at XMP ...
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Systemd service fails to write file, but only on Cold Boot

On Manjaro Linux (kernel 5.5) I created a script for overclocking my GPU, and a systemd service to start it at boot: /usr/local/bin/amdoverclock #!/bin/bash echo 'manual' > ...
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Does the voltage supplied to a CPU differ per core?

I'm currently trying to find a range of safe voltages for CPU overclocking. As a start, I looked at the automatic stock voltages: Without any Turbo-functions, the voltages in this case range from 0....
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241 views

(DDR4/RAM) Writing speed more faster than reading speed

This is giving me a headache. As I know, all RAM modules are a bit faster while reading instead of writing due it's nature. My only and last (I think valid) theory: a bad DDR4 timings (calculated by ...
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Ideal Voltages for overlock

I let the 5-way optimization overclock my CPU and fan curve in AI Suite III and i know its usually frowned upon to use a program to overclock but after the program is done. I just wonder if someone ...
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After Overclocking GPU, how to bring it back

I used MSI Afterburner and did a test and scan for Overclocking GPU. My GPU is Gigabyte NVIDIA RTX 2080 Ti Windforce OC 11GB. Just wondering, how it bring it back to normal clocking after ...
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How to overclock my monitor past the stock 1080p75 without the setting getting changed to 1080p59?

I dropped by to ask how to overclock my monitor used for my laptop past 1080p75. I was going to overclock to 1080p80 from 1080p75, but when I change the settings and click apply, the screen flashes ...
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DDR4 memory modules with XMP and Intel Xeon E-2246G - possible?

is latest Intel XEON generation (E-2246G) able to operate with DDR4 set via XMP profile on higher frequency? (XEONs are not "unlocked" if I'm right (?)) Why do I ask? Well, if I put DDR4 modules ...
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Can I overclock i7 2670qm?

I have an i7 2670qm CPU and I'm wondering if I could overclock it. What is the risk and what could happen to the CPU or other hardware devices? Is there anyone who has overclocked this specific CPU ...
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Cannot down-clock AMD GPU on Manjaro

So, I have an RX590 FatBoy, which albeit very nice comes factory overclocked which is bad, since it's cooling isn't up to par. On Windows, I lowered the voltages via the Catalyst app and voila - all ...
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205 views

XMP Profile and two RAMs of unequal speeds

I have a Corsair 2400Mhz 8GB DDR4 RAM (Single stick) in my PC. Now if I buy another Corsair 3000MHz 8GB and install it in the next DIMM socket (and assuming it works) I believe both will be clocked ...
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351 views

CPU settings stuck on AUTO in BIOS after BIOS update

I've just updated my BIO on my motherboard ( MSI z170a gaming m5) to the last version and, in my “OC Settings Menu,” CPU ratio and Ring ratio are stuck on AUTO. Before that update I was stable on my ...
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Unable to get 3200Mhz from 3200Mhz RAM on Gigabyte B450 Aorus Pro motherboard

I am using Gigabyte B450 Aorus Pro Wifi motherbard, AMD Ryzen 7 2600x, Corsair DDR4 2x8GB 3200Mhz RAM (CMK16GX4M2B3200C16). My OS is Windows 10 64-bit. I plugged in the 2 RAM sticks onto RAM slots #1 ...
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How is it possible to use a RAM module that works at a higher clock frequency than what is supported by the MMU?

I remember many years ago when Intel finally moved the memory management unit from the north bridge into the processor itself in their newer Pentium and Core architectures. When I was building one of ...
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240 views

The Silicon Lottery

While reading about overclocking processors and GPU I came across the term 'silicon lottery'. On trying to find out its meaning I was able to understand that it is related to being able to overclock ...
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Does Silicon Lottery apply to individual CPU cores/threads compared to the others?

Can individual CPU cores or threads clock faster than the others due to Silicon Lottery? Is it then reasonable that the rest of the cores are held back by the slower one as they need to match it's ...
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How is it supposed to control GPU clocks and voltages on Linux?

I have several modern GPUs, both ATIs (lets take Polaris 480) and Nvidia(Lets take 1080) models. I am using them for various purposes, like mining, video rendering, physics processing. Each task is ...
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Intel 3570k OC's to higher ratios with more stability than 4670k; Any cons to reverting?

My generous friend recently left me his old PC which included an Intel 4670k. I recently began using software to OC my old PC's 3570k and was thrilled to learn that 5 years into it's life (without ...
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Windows 10 Task Manager: CPU Speed Rises Above Maximum Speed when overclocking

I've seen the previous thread, but it's quite different as I've overclocked my cpu to 4.7GHz in UEFI keeping turbo boost enabled. Here's what the Task Manager is telling me: The CPU shows up as 5....
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118 views

Is there any way to speed up my CPU performance?

I am using a relatively (from a technical view) old notebook from 2012 (Asus Zenbook UX32VD) which is using an Inte Core™ i7 3517U Processor. Unfortunately, it only has one HDMI Video-Out. For the ...
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1k views

Struggling with underclocking/undervolting GPU to decrease temperature/load

I am trying to limit GPU for an app (that always runs on 100% usage) because it runs too long and too hot for my ease-of-mind. I thought undervolting or underclocking (with MSI afterburner) would ...
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Power/Reset button not working after failing a CPU stress test

I overclocked my cpu and was stress testing it using a software. Then suddenly my monitor lost its signal. I thought this was another symptom of overclock failure and tried to hit Power/ Reset button. ...
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102 views

Is it okay for me to Overclock?

I've checked my CPU and Motherboard and I was told their all okay to overclock. I'm a bit worried about my temperature as its currently sitting at around 40 - 50c at 20% CPU usage. Am I okay to ...
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550 views

How does BCLK work in regards to “overclocking” non K Intel CPU's

I have an Intel i7 8700 with a Base Clock Rate of 3.2Ghz. I'm researching options for OC'ing non K CPU's and came across BCLK or base clock rate a lot. I know its related to multiplying/increasing ...
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328 views

(Windows 10) Recently PC running all tasks slowly and having bad performance

Heyy forum! So I have this pretty high-end PC I've had since 2015 and only recently it seems to be giving up. Whenever I try to do any tasks that requires some more power, my PC seems to struggle and ...
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SAFELY overclock CPU and GPU (up performance on motherboard and graphic card) [closed]

Ok look i'm a complete Mountain man. when it comes to this tec stuff i have no idea. I would like to up my performance on my gaming computer/ all around computer. Here are my specs Please only comment ...
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4k views

Overclocking i5-7400 (non-K) CPU

I have a Kaby Lake i5-7400 CPU on a Gigabyte GA-Z170XP-SLI motherboard. Recently, I decided to delve into overclocking, and found that I was able to increase the CPU multiplier from the default of 30 ...
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225 views

Overheating with h100i v2

I'm overclocking the i5-8600k at 4.8ghz 1.37v, the voltage seems high to what I'm seeing online but its the lowest I can get without Prime95 failing. Anyway, with the h100iv2 set to performance I'm ...
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2k views

XMP causing POST safe mode - ASUS ROG STRIX Z370-F Gaming

I have just installed a new setup and wanted to try the installed XMP profile for ASUS ROG STRIX Z370-F Gaming motherboard. However when I activate XMP the computer fails to start and POST into safe ...
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Overclocking: Memory clock changed after changing FSB from 333 to 400 MHz?

I'm trying to overclock an old system with an Intel Core2Duo E8500 from 3.16 GHz to 3.8 GHz. I was able to do that by changing the FSB from 333 MHz to 400 MHz and raising the VCore to 1.3125. Now I ...
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33 views

Force an energy profile during gameplay?

So by default I have an energy profile that set maximum cpu power at 50%, and that's fine while i am browsing and doing other simple things. But while I am playing, 50% max of CPU isn't enough. Is ...
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1k views

What is the best overclock for Gigabyte GTX 750 Ti using Nvidia Inspector?

One of my friends has an old rig w/ ancient 750 Ti in it. To help him get a little extra power out of that dinosaur I've tried some overclocking on the card. I've done some research online and found ...
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251 views

Can Intel CPUs change clock speed on a per-core basis?

Many multi-core Intel CPUs feature both SpeedStep and Turbo Boost, and can therefore run at clock speeds both below and above their base frequency. Can these CPUs control the clock speed per-core, or ...
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1k views

How can I do AMDGPU-PRO Overclock on CentOS / Linux ..?

I'm Looking for how to overclock RX470 / RX580 AMD grahpic card on CentOS7 or Ubuntu.. I just successed to modify fan attribute but, I couldn't do memory / core clock / voltage.. And I don't know ...
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7k views

Nvidia GTX 260 supports directx 11

I have downloaded GPU-Z to check specs more accurate for my video card NVIDIA GTX 260 and it says that it support directx 11. Note this is not the directX of the windows, not checking with dxdiag. Can ...
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1k views

Power limit doesn't affect GPU's performance?

My mining rig's GPU each draws approximately 150 watts with an average hash rate (it's performance level) of 29 M.hash/s. While I was tweaking it's settings, I limited its max power draw to 135 watts ...
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Barring Heat, What is the Upper Limit of overclocking [closed]

Except for heat, what governs the maximum a CPU or GPU can be overclocked? Perhaps the speed of the bus? I'm a newb.
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Is it preferable to disable APM, or to enable Load Line Calibration for overclock stability?

AMD FX Series processors paired with the 9 Series chipset, the motherboard exposes an option to disable APM (Application Power Management). Most overclocking guides suggest disabling APM for better ...
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Overclocking RAM fails

I recently have gotten a motherboard (Prime B350-PLUS) with a CPU (AMD Ryzen 5 1600) and some RAM (2x4GB 3000MHz, Corsair Vengeance). On default my motherboard sets the RAM frequency to 2133MHz and ...
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282 views

Is a CPU Frequency / CPU Voltage table possible?

Is it possible to create a reliable table for a CPU for hitting the right voltage when overclocking it? Like this: Name: Sample CPU 5 2980j ----------------------------- |Frequency | Voltage| --------...
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540 views

Windows Server 2016 ignores overclock

I've had a stable overclock for over a year now under various installations of W10. I just installed Windows Server 2016 Datacenter and suddenly everytime I boot into windows, the CPU won't go higher ...
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960 views

How can I safely overclock CPU ram bus speed?

I have 2*8GB Memory sticks that run at 2400Mhz. My CPU can handle memory speeds up to 1600Mhz according to the specifications. I would rather not tweak voltages since many people say this can harm ...
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6k views

What are the dangers of high CPU voltage?

I have a i7 6700k Skylake and I have her overclocked at 4.7GHz with 1.7V. I've seen people saying that you should be wary of putting the voltage over 1.5V, but they all seem to be related to core ...
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1k views

Asus X99 Deluxe fails to boot (overclocked)

I have made a clean reinstall of windows 10 and updated my BIOS and unfortunately my overclocking settings are now gone. I always had my CPU overclocked. But now i can't boot to windows if overclocked....
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364 views

Accidentely underclocked cpu, dont know how to go back

Soooooo my system boots fine, its just that I underclocked it instead of overclocking. First time overclocking much! Alright now for the important stuff. I have an Intel i7 6700k. My mobo is an Asus ...
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1k views

When overclocking my monitor from 60hz to 70hz my monitors quality degrades badly, why?

I am trying to overclock my monitors refresh rate, but when i do the overall picture quality of everything is severely degraded, but here is the thing even if i dial back the refresh rate down to 50 ...

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