Questions tagged [overclocking]
Overclocking is a method of trying to operate a processor faster than the manufacturer-specified clock frequency. Use this tag for questions about how to overclock the Raspberry Pi.
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What are the overclocking capabilities?
I've not ordered mine (yet!), but I do some overclocking as a hobby to the extent that my netbook, Android phone, desktop, and even my wife's Blackberry are overclocked.
Is there potential to ...
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Why won't my Raspberry Pi overclock?
I edited the file /boot/config.txt to increase the CPU speed to 800MHz.
dmesg includes the following line
bcm2835-cpufreq: Freq 800000->700000 (min=700000 max=800000 target=700000 request=700000)
...
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4
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Easiest way to return to a known good state when overclocking
If I try to overclock my Pi, I want to go up to the point where the Pi won't boot anymore, or won't be stable enough. At this point, I want to come back to the latest known good settings for the /...
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Why is my Pi running at 700MHz all the time?
My RasPi is configured to 900MHz overclock using raspi-config, but it keeps running at 700MHz even under load. I have found this answer already, and my system is also running with dynamic
for info in ...
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Raspberry Pi Model B 3 Overclocking?
With the release of the Raspberry Pi Model B 3 today, I'm sure we're all very excited to see the speed of this new Pi. The standard clock is 1.2Ghz, but I'd like to push mine further. I know the Pi 3 ...
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2
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Overclocking via command line
I'm setting up a Puppet instance that will manage a bunch of RPis. This means I cannot overclock them one by one using raspi-config.
Overclocking should be as simple as creating /boot/config.txt:
...
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9
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2
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H265 decoding performance on a Pi 3
Though there seems to be little information available, I've seen several posts of people successfully decoding H265 video on the Pi 3 either with, or without overclocking.
I'm running a Raspberry Pi ...
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Overclocked pi too much
Out of curiosity, I overclocked my pi to turbo. However, now when I start the pi, it freezes at the splash screen and refuses to boot. I am using the RetroPie OS. Is there anything that I can do in ...
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How do I find out if my Pi's warranty is voided?
How do I find out if my Pi's warranty is voided? I overclocked my Pi, but I didn't use the force_turbo setting.
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Does overclocking affect the SPI (APB) clock?
The current config.txt allows one to change arm_freq, gpu_freq, core_freq, h264_freq, isp_freq, and v3d_freq. In addition, there is support for the kernel to change clocks on demand and based on ...
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Overclock after power failure not possible
Immediately after install, I've overclocked my raspberry (1 GHz). After power failure today (the whole building) I can't overclock it again. First I tried:
sudo raspi-config
Then I tried to make the ...
- 997
4
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1
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"shutdown -r now" crashed after overclocking
How I hosed my ext4 file system in the first hour with Raspbian:
I have always used shutdown -r now. I tried this after editing my overclocking parameters manually. I remember setting arm_freq to 900 ...
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4
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1
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Raspberry Pi 3 on Android Things OS for 40 inch display (Graphics Issue)
I am working on a project where I need to run videos on a 38"-40" inch LED TV. Mp4 (720p) videos don't run as seamlessly as needed. It is not the worst in the world but I can see that it is missing ...
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Monitor CPU voltage and overclock
Is there a way to monitor the current CPU core voltage and overclock, similarly to CPU-Z but for the raspberry pi? This is so I can check that nothing is limiting the overvolt or overclock.
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How to overclock the Raspberry Pi with Kali Linux?
I've just installed Kali Linux on my SD card that I use with Raspberry. This new OS I think is very good, but at the installation I don't have the opportunity to overclock as it is possible with ...
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Raspberry Pi 3 Overclocking and Warranty
I found the following at https://www.raspberrypi.org/documentation/configuration/config-txt/overclocking.md:
The specific circumstances where the overclock bit is set are if force_turbo is set to 1 ...
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Raspberry Pi clock speed won't increase
I overclocked the Raspberry Pi to 900 MHz with raspi-config, however, when I use cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq to check the speed, I get 600,000 (600 MHz). This is causing ...
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Boot config.txt is ignored
Problem
The /boot/config.txt file is being ignored when the Raspberry Pi boots up. As such, overscan and overclocking settings are not taking effect.
What I've tried
Some reported that the line ...
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Overclocking capabilities of pizero
Has anyone had good results on overclocking the PiZero? If so what speeds where achieved?
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Raspberry Pi Model 3 Overclocking Settings?
I have procured a Raspberry Pi Model 3 few days ago and planning to (safely!) overclock it. I want to get maximum from my little Pi 3 and looking for the instructions for the safe overclocking. I am ...
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Will thermal paste help in cooling down the CPU of my Pi 4 even further?
I have the latest Raspberry Pi 4 (8gb edition), I'm using my Pi as a server to host a website, and to host a Discord bot that is being used in more than ~800 servers right now.
I overclocked my Pi, ...
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Setting the maximum clock speed
I found a lot of search results for overclocking the Raspberry Pi.
In my case, I want the opposite: I need the Raspberry to run at a constant, more predictable speed, even if it's a "slow" frequency ...
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What happens if I force_turbo (and over_voltage) but do not increase ARM, etc
I have had issues with running RPI cam control and pikrell cam on Pi Zero W and found a post where it was recommended to use:
over_voltage=4
force_turbo=1
(https://www.raspberrypi.org/forums/...
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Can not overclock RPi 4
I'm following this guide: https://www.cnx-software.com/2019/07/26/how-to-overclock-raspberry-pi-4/
And when I run the command vcgencmd get_config int | grep "arm\|over" it tells me that arm_freq=1400....
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Best method to test if the Pi is stable after overclocking
What is the best method to test if a Pi is stable after overclocking? Primarily the CPU, but also RAM, GPU etc.
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Pi 3 GPU overclocking ability
As far as I am aware the Pi 3's CPU is currently not overclockable, its maximum clock speed is set at 1.2GHz.
But what about overclocking the GPU? Is it even possible? And would I see performance ...
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1
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Raspberry Pi 2 overclocking settings
I have been reading about Raspberry Pi overclocking recently. However, I still have some questions. On one of the sites, it stated that the frequency of the GPU " It has an impact on ARM performance ...
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On-the-fly CPU overclocking
I was wondering if it would be possible to control the Raspberry Pi's CPU frequency on-the-fly, allowing me to adjust for temperature. (I would be using this for overclocking.)
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Overclocking Raspberry Pi after the device has booted
I using a Raspberry-Pi 3B+ device and I am trying to change the maximum frequency after the device has booted. From my understanding, this can be done by editing the files under
/sys/devices/system/...
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Raspberry Pi stuck on Welcome screen after rebooting
I was running a stress test (stress -c 4) and measuring the temperature and cpu clock frequency. I also edited the config.txt to overclock my Raspberry Pi 3B. I entered sudo reboot into the terminal ...
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How can I change the frequency?
I would like to change the frequency of the RPI, how can I do that, I'm using low level programming. Also how can I get the used memory and free memory?
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Raspberry Pi 1.2 GHz kernel panic
When I overclock my Raspberry Pi B+ to 1200 MHz, it spits out a nasty kernel panic, even though it is overvolted and cooled sufficiently. However, on my Raspberry Pi Model B, I have gone past 1.3 GHz. ...
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Are Pi Zeros already overclocked?
According to answers below this question, every Pi Zero is already "maxed out", but from my understanding this doesn't make sense. Silicon chips are manufactured with some variability in quality, and ...
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How do I increase the RPi 3 minimum clock speed without using force_turbo?
So I don't want to change my max clock speed, but I want to slightly increase the minimum clock speed at light load from 600MHz to 800MHz. However, if I set these options in my /boot/config.txt/ and ...
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Overlclock raspberry pi some value missing
I would increase the raspberry performance, I found this tutorial, that hint to add in config.txt:
arm_freq=1350
core_freq=500
over_voltage=4
disable_splash=1
#force_turbo=1 #Voids Warranty! (...
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2
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Multiple questions about power and USB hubs
I am planning to use my RPi as a basic desktop. I have a few questions
I am using the first model of the RPi
I am planning to connect a keyboard, a mouse, a bluetooth adapter, a WiFi adapter, and ...
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How to list all RPI frequencies' settings?
I've been playing with overclocking in the last 2 days. I'm helping myself with this list.
Yesterday I came across a command which lists all of these parameters and the frequencies which are currently ...
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1
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Setting precise voltage offsets with over_voltage
On the BCM2711, the base VCore was greatly lowered from previous processors, though the over_voltage setting still uses 0.025V increments. On my Pi 4, vcgencmd measure_volts returns 0.8563V when not ...
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How to overclock RPi 3 on Windows 10 ARM
I have an RPi3B running Windows 10 ARM (not scrappy IoT). I used WOA Deployer RPi to burn the image into SD card. I can boot into desktop, but the system is slow & laggy.
When I looked up Task ...
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Powering a 5 volt fan from GPIO
I found a 5 volt fan from an Acer laptop, and want to fit it to my Pi (sunon maglev fan GC055515VH-A).
It has three wires - red, black, and yellow - why is that?!
The unit does not state its ...
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Device-specific overclock settings?
I have a microSD card, loaded with shairplay-sync and Cirrus Logic Audio Card driver that is shared among two Pi's, one Model B rev 1.2 (I have one of those short format adapter modules that takes a ...
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Is cooling needed to be able to overclock the Pi further?
I've only managed to overclock my Pi to 1.3 GHz, but this guy here http://www.overclock.net/t/1404207/extreme-cooled-raspberry-pi got it up to 2.4GHz. Is it the cooling that makes it possible to get ...
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Turbo doesn't kick in
I read this topic here:
Why won't my Raspberry Pi overclock?
but it seems a bit old to me and this line here
echo 60 > /sys/devices/system/cpu/cpufreq/ondemand/up_threshold
doesn't work ...
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2
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Effects of overclocking
I would like to run Xfce, or any other GUI, as my desktop environment, but my RPi isn't powerful enough. I was wondering what damage overclocking will do to my board. I am considering it, but I don't ...
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Would overclocking a raspberry pi to "Medium" be dangerous to the Pi?
I am new to overclocking and just bought a Raspberry Pi to learn more about computers and run a Java server on. I was wondering: Would overclocking my Raspberry Pi to the "Medium" setting be dangerous?...
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How to overclock Raspberry Pi 3 running Android Things?
I know Raspberry Pi 3 can be overclocked on the Raspbian OS by tweaking the config.txt file. But is there a way to overclock Raspberry Pi 3 running the Android Things?
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Diagnosing Pi slowness?
How do you diagnose slow computing time issues on the Pi?
I have Ubuntu 16.04 installed on a Raspberry Pi 3. All Ubuntu package updates are installed, and I've installed the most recent Pi firmware. ...
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What do following options mean in /boot/config.txt?
I have gone through many overclocking tutorials on the web. I have seen fewparticular lines in config.txt,
sdram_schmoo=0x02000020
isp_freq=0
avoid_pwm_pll=1
avoid_safe_mode=1
Can anyone please tell ...
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Overclocking - CPU Frequency Measurement Accuracy: vcgencmd vs cpuinfo_cur_freq
As a follow-up to this question:
Raspberry Pi B+ Overclocking: Force Turbo not working
I had trouble getting force turbo to work. I was using the command:
sudo vcgencmd measure_clock arm
to get the ...
- 340
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5
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how to cool down raspberry pi
I've got a Raspberry Pi 3 running 24h/24h at 100%: it is costantly at 70°C..
I'd like to know if there are simple and cheap solutions to cool it down.
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