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Antminer S1 - Extreme Overclocking? How far can it go?
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Topic: Antminer S1 - Extreme Overclocking? How far can it go? (Read 1214 times)
AlextheBitcoiner
(OP)
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Antminer S1 - Extreme Overclocking? How far can it go?
May 06, 2014, 07:31:50 PM
#1
By default, the Antminer S1 mines Bitcoin at approx. 180 GH/s.
If you over clock the Antminer S1 to 400 Mhz you can increase the performance
of the machine by 11% (Approx 200 GH/s)
I have overclocked my Antminer S1s to 400Mhz but I was just wondering - how far can I go? Can I
safely
overclock the machines beyond 200 GH/s? 250 GH/s? 300 GH/s?
All of my Antminer S1 machines have fantastic cooling. (Dedicated AC unit and small fans behind the machines blowing air into the fans)
So - the question remains - Can I safely overclock the
Antminer S1
beyond
200 GH/s?
Best Regards,
- AlextheBitcoiner
Abraxas601
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Re: Antminer S1 - Extreme Overclocking? How far can it go?
May 06, 2014, 07:48:05 PM
#2
The documented limit is 120G per chain so 240G total. I've seen some people post that they had an S1 go slightly above 200G but nothing close to the documented limit.
https://github.com/AntMiner/AntGen1/tree/master/PCB
Limitation
Only support 1 or 2 chains.
Total Hash rate cannot be more than 120G per chain.
Drgreen451
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Re: Antminer S1 - Extreme Overclocking? How far can it go?
May 07, 2014, 12:51:00 AM
#3
I currently have one S1 that has been overclocked to 400mhz and has been running steady with .5% hw errors. I have been working on attaching heat sinks to all the chips and hot spots I can find with my heat gun. Hopefully once I get done I'm going to volt mod and see what it can do. Will be making a thread about it once I get to the volt modding and oc part done!
GenTarkin
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Re: Antminer S1 - Extreme Overclocking? How far can it go?
May 07, 2014, 02:30:11 AM
#4
I voltmodded w/ pencil one of my S1's, got it running at 438mhz almost 220GH
GenTarkin's MOD Kncminer Titan custom firmware! v1.0.4!
-- !!NO LONGER AVAILABLE!!
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philipma1957
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Re: Antminer S1 - Extreme Overclocking? How far can it go?
May 07, 2014, 03:51:59 AM
#5
Quote from: GenTarkin on May 07, 2014, 02:30:11 AM
I voltmodded w/ pencil one of my S1's, got it running at 438mhz almost 220GH
do you have the freq settings for the high overclocks
I am working on filling all possible freq's for s-1's
my thread.
https://bitcointalk.org/index.php?topic=589429.0
https://bitcointalk.org/index.php?topic=589429.msg6533431#msg6533431
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Omnikron
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Re: Antminer S1 - Extreme Overclocking? How far can it go?
May 07, 2014, 05:02:29 AM
#6
Interesting
allcoinminer
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Re: Antminer S1 - Extreme Overclocking? How far can it go?
May 07, 2014, 11:31:52 AM
#7
From how long you are running it?
What you did in vol mod than usual?
Quote from: GenTarkin on May 07, 2014, 02:30:11 AM
I voltmodded w/ pencil one of my S1's, got it running at 438mhz almost 220GH
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