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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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12
votes
2answers
13k views

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 ...
12
votes
6answers
29k views

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 ...
22
votes
3answers
13k views

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) ...
35
votes
5answers
14k views

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 ...
20
votes
4answers
21k views

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 /...
7
votes
2answers
5k views

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.
5
votes
1answer
1k views

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 ...
-2
votes
2answers
2k views

Is there any use to water cool a raspberry pi? [duplicate]

Is there any use to water cool a Raspberry Pi? In other words, it is possible to overclock the RPi enough to have to water cool it? Or will there always be enough with just the heatsinks, or with ...
1
vote
1answer
373 views

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 ...
1
vote
1answer
421 views

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/...
0
votes
1answer
2k views

Raspberry Pi B+ Overclocking: Force Turbo not working [Solved: Undervoltage Problem]

Good day, I am overclocking my raspberry pi. I have selected the turbo option from the raspi-config. I have found out however that the Pi was not running consistently at 1GHz. I have tried setting ...