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Topic: Help with Power suplies (Read 315 times)

full member
Activity: 742
Merit: 101
April 15, 2019, 02:05:28 PM
#24
those cables are not good.. its a bad idea for you to use that one.. you have to change those cables
legendary
Activity: 3136
Merit: 1233
Leading Crypto Sports Betting & Casino Platform
May 14, 2018, 02:21:00 PM
#23
A SATA max can support 75 watt and maximum you can power a riser from it as a riser itself takes 75 watt. The VGA 8 or 6 pin cable ,usually 8 pin is to be connected direclty to the GPU, a 8 pin pcie cable can give up to 200 watt in power.

From my personal experience the IT before me working in my place had made some changes to the PSU cables and it had connected three 6 pins cables meaning 3 GPU-s to the same SATA cable and gave 450 watt in power connected to a 75 watt cable. That ended in the destroying of the PSU completely , PSU was a thermaltake 700watt. Always talk with some friend of yours which is IT or works in the IT field when asking technical advice. You can PM me, while I don't promise to answer right away, you will receive your answer within a few days.

Thank you bro. Your help is very apreciated.


Do you know a good voltmeter model?

When I connect everything I would like to observe what is consuming my rig

I probably think you are asking about watt meter in which you can measure the power you are consuming from your mining rig or computer. Kill a Watt is the most popular from the watt meters if you are living in the USA.

As for Voltmeter, every Multimeter can measure Volts , remember that there are many multimeters around and while even the cheapest Chinese model will do its job it is always better to get a premium version if you use it professionally. Everything over 100 USD is a good Multimeter while spending this amount is not really needed unless you are a pro, for your job even a Chinese clone does the job.
newbie
Activity: 1
Merit: 0
May 13, 2018, 08:49:33 PM
#22
SATA, PERIF  cables for HDD DVD
 
MB  Motherboard
legendary
Activity: 1274
Merit: 1068
May 13, 2018, 06:55:25 PM
#21
sata molex pcie connectors really bad idea. its extremly risky. use pcie splitter cables. its safer than these shits.
sr. member
Activity: 2142
Merit: 353
Xtreme Monster
May 13, 2018, 06:48:16 PM
#20
maximum of gpus per sata cable of 3 to 4 connections is 2 and no more than 2.
copper member
Activity: 46
Merit: 0
Join us https://spool.cloud
May 13, 2018, 04:47:16 PM
#19
Invest in a good power supply with enough outputs to power everything. They have fallen in price again.
Power is the blood of your mining process. And investing in good power supplies is for your safety.
legendary
Activity: 2422
Merit: 1706
Electrical engineer. Mining since 2014.
May 13, 2018, 03:43:29 PM
#18
I think that the image which smoolae posted, pretty much tells you the reason why not to do it.
newbie
Activity: 209
Merit: 0
May 13, 2018, 03:36:38 PM
#17
Using those adapter cables is an extremely bad idea!

Don't do it.

Why? Is dangerous?

you need to have cables with good quality if not can something went wrong. like burn the cables and damage the graphic cards
full member
Activity: 602
Merit: 106
May 13, 2018, 03:30:14 PM
#16
Using those adapter cables is an extremely bad idea!

Don't do it.
Why Using those adapter cables is an extremely bad idea ? But I see many miners using adapter cables. Will it affect hardware?
jr. member
Activity: 123
Merit: 1
BLOCKCHAIN BASED REIT
May 13, 2018, 02:36:45 PM
#15
Using those adapter cables is an extremely bad idea!

Don't do it.
Why Using those adapter cables is an extremely bad idea ? But I see many miners using adapter cables. Will it affect hardware?
newbie
Activity: 75
Merit: 0
May 13, 2018, 01:53:43 PM
#14
A SATA max can support 75 watt and maximum you can power a riser from it as a riser itself takes 75 watt. The VGA 8 or 6 pin cable ,usually 8 pin is to be connected direclty to the GPU, a 8 pin pcie cable can give up to 200 watt in power.

From my personal experience the IT before me working in my place had made some changes to the PSU cables and it had connected three 6 pins cables meaning 3 GPU-s to the same SATA cable and gave 450 watt in power connected to a 75 watt cable. That ended in the destroying of the PSU completely , PSU was a thermaltake 700watt. Always talk with some friend of yours which is IT or works in the IT field when asking technical advice. You can PM me, while I don't promise to answer right away, you will receive your answer within a few days.

Thank you bro. Your help is very apreciated.


Do you know a good voltmeter model?

When I connect everything I would like to observe what is consuming my rig
full member
Activity: 602
Merit: 106
May 13, 2018, 01:38:58 PM
#13
6 or 8 pin PCIE is the best choice out there. Really try to stay far away from SATA to PCIE (or anything similar) adaptors. You need to be sure your cables can stand the amperage being pulled through them.
legendary
Activity: 3136
Merit: 1233
Leading Crypto Sports Betting & Casino Platform
May 13, 2018, 12:23:59 PM
#12
A SATA max can support 75 watt and maximum you can power a riser from it as a riser itself takes 75 watt. The VGA 8 or 6 pin cable ,usually 8 pin is to be connected direclty to the GPU, a 8 pin pcie cable can give up to 200 watt in power.

From my personal experience the IT before me working in my place had made some changes to the PSU cables and it had connected three 6 pins cables meaning 3 GPU-s to the same SATA cable and gave 450 watt in power connected to a 75 watt cable. That ended in the destroying of the PSU completely , PSU was a thermaltake 700watt. Always talk with some friend of yours which is IT or works in the IT field when asking technical advice. You can PM me, while I don't promise to answer right away, you will receive your answer within a few days.
sr. member
Activity: 1008
Merit: 297
Grow with community
May 13, 2018, 11:29:33 AM
#11
If your cards/risers pull too many amps, your cables can overheat and pose a potential fire hazard.


But they have not answered my question, What are the cables for?

Hi bro, 

SATA, PERIF - > SATA and peripheral cables for HDD, or any disk drives, dvd drive etc
 
MB -> Motherboard

Remember that those SATA/Perif Cables wire could handle approximately 75watts

It will easily burnt up those wire when applied to GPU that has a power of more than the watts it could handle Wink


Ok, the gpu's Rx 580 consumes 140 watts

How much VGA can support?

Default values is more or less 288w it could handle

see this reference for your guide

https://www.gpuminingresources.com/p/psu-cables.html
newbie
Activity: 75
Merit: 0
May 13, 2018, 11:07:02 AM
#10
If your cards/risers pull too many amps, your cables can overheat and pose a potential fire hazard.


But they have not answered my question, What are the cables for?

Hi bro, 

SATA, PERIF - > SATA and peripheral cables for HDD, or any disk drives, dvd drive etc
 
MB -> Motherboard

Remember that those SATA/Perif Cables wire could handle approximately 75watts

It will easily burnt up those wire when applied to GPU that has a power of more than the watts it could handle Wink


Ok, the gpu's Rx 580 consumes 140 watts

How much VGA can support?
full member
Activity: 210
Merit: 174
BookiePro.Fun - The World's Betting Exchange
May 13, 2018, 03:51:26 AM
#9
You can use a cable splitter for powering GPUs or Risers. But you should know few important things.

How much power your device needs
How much power can handle by that splitter related to the power source that used by those splitters (SATA, 4 pins Perip, PCIe)
and also another thing related to the power scheme.
sr. member
Activity: 1008
Merit: 297
Grow with community
May 12, 2018, 08:36:34 PM
#8
If your cards/risers pull too many amps, your cables can overheat and pose a potential fire hazard.


But they have not answered my question, What are the cables for?

Hi bro, 

SATA, PERIF - > SATA and peripheral cables for HDD, or any disk drives, dvd drive etc
 
MB -> Motherboard

Remember that those SATA/Perif Cables wire could handle approximately 75watts

It will easily burnt up those wire when applied to GPU that has a power of more than the watts it could handle Wink

newbie
Activity: 75
Merit: 0
May 12, 2018, 08:11:44 PM
#7
If your cards/risers pull too many amps, your cables can overheat and pose a potential fire hazard.


But they have not answered my question, What are the cables for?
jr. member
Activity: 269
Merit: 4
May 12, 2018, 07:27:23 PM
#6
If your cards/risers pull too many amps, your cables can overheat and pose a potential fire hazard.
newbie
Activity: 75
Merit: 0
May 12, 2018, 07:16:51 PM
#5
Using those adapter cables is an extremely bad idea!

Don't do it.

Why? Is dangerous?
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