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Topic: Running Corsair 1200 & 1000 watt psu's near max capacity. Safe? - page 2. (Read 446 times)

sr. member
Activity: 420
Merit: 250
man, I'd say this is bad idea to run that power supply with that power levels.
this will not end well. first I guess your rigs will start to shutdown and then start over - this will be the first sign your psus are going to die!
and if you will not change the load - they will burn out, and it is good if it will be the PSU only, cause they can affect mb and gpus as well
my advice, give them air to breathe and make the load easier
sr. member
Activity: 588
Merit: 272
⭐⭐⭐⭐⭐
they all break when pushed hard.

Evga 1600 p2 melted running an s-9 doing 1350 watts 24/7/365 last 2 years 9 months

Seasonics
1200 plat
1000 plat   melted

Evga 750 t2 died

Rosewill 1500 watt tokamak    running at 1250  for 2 1500s
rosewill  1200 watt tokamak    all popped caps with a boom  running at 1000 for the 1200

fractal  1000 watt plat  90 days dead running at 800 watts all 3 of them

I have yet to kill about 15 corsairs but I have since learned and run them more gentle.

Wow...Phill
You have a lot experience with many PSUs brand. Yeah, agree, whatever its brands, when pushing to the limit would break faster. And some brand has excellent durability when given a bit nor middle push, and the other would get a bit damage such as melted.
legendary
Activity: 4326
Merit: 8899
'The right to privacy matters'
Corsair no, not safe to keep running near max.
I have had EVGA 1300 units running @ close to 92% rated for years now with no issues.

Corsair I will not run above 75%. Just have not had good luck with them in PCs or in mining.

I would not take this as gospel by any means. Corsair is a quality company, IMO; what sort of information are you working with besides anecdotal experiences to come to that conclusion? I can understand having a personal preference, but this seems misleading in the worst way.

You are overdue for a failure with your EVGA with the way you run it and I hope you don't then assume EVGA is a bad company, too. I wouldn't run anything above 75%, because I like some equipment to last and I treat it with some respect.

they all break when pushed hard.

Evga 1600 p2 melted running an s-9 doing 1350 watts 24/7/365 last 2 years 9 months

Seasonics
1200 plat
1000 plat   melted

Evga 750 t2 died

Rosewill 1500 watt tokamak    running at 1250  for 2 1500s
rosewill  1200 watt tokamak    all popped caps with a boom  running at 1000 for the 1200

fractal  1000 watt plat  90 days dead running at 800 watts all 3 of them

I have yet to kill about 15 corsairs but I have since learned and run them more gentle.

sr. member
Activity: 462
Merit: 336
Corsair no, not safe to keep running near max.
I have had EVGA 1300 units running @ close to 92% rated for years now with no issues.

Corsair I will not run above 75%. Just have not had good luck with them in PCs or in mining.

I would not take this as gospel by any means. Corsair is a quality company, IMO; what sort of information are you working with besides anecdotal experiences to come to that conclusion? I can understand having a personal preference, but this seems misleading in the worst way.

You are overdue for a failure with your EVGA with the way you run it and I hope you don't then assume EVGA is a bad company, too. I wouldn't run anything above 75%, because I like some equipment to last and I treat it with some respect.
newbie
Activity: 41
Merit: 0
it is best to run at 60-85% of total power
legendary
Activity: 4326
Merit: 8899
'The right to privacy matters'
Safe in electronics means "well within compliance" which means only a disaster would do any harm which given the probability, one in billions of cases.
Listen to Metroid. he know gpus will die this year.


killing gear and looking to get rmas hurts the gpu mining industry.

but safe as in burn down your home most likely your home will not burn down  .  your psu will die in a shorter time period and you burn more power at the higher  capacity

Ahh, well if this is the definition we're working with in this context, then I would say that you are "safe" OP, for sure. As philipma has said, I doubt your house will burn down; I am more concerned about what philipma has said about GPUs dying this year, what exactly do you mean by that? Do you mean that the prices will become too high, or the profitibility will become too low or something else entirely?

It's never good to run gear at near full load, and I almost never push any of my gear past 75%.

I am quoting Metroid he has a thread  that claims  gpus will die in 2018.

Back to this thread.

 I have run

seasonic
evga
corsair
thermaltake
fractal
antec
rosewill

all of them don't like to be maxed.

all of them die in under 5 years when maxed.

All of them  run better at 70%  and have less issues.
full member
Activity: 672
Merit: 154
Blockchain Evangelist.
I've ever tested a rig with 6 x MSI 1070 Seahawk at 100% power limit (full load), Kill a Watt indicated that the total power consumption is 1080W, and the PSU I used is Super Flower 1200W. It run only in about 2 hours than the rig crashed. I think you should not push your PSU too much, I suggest the safe operating range is <80% power limit of your PSU, because we're talking about 24/7, and the thing is PSU's efficiency is getting worse during your mining. For me, I set all of my rigs mine at 75% power limit.   
full member
Activity: 1124
Merit: 136
I am running multiple 1200 wat corsairs HX1200i and one 1000 watt RM1000i.

Is it safe to run the 1000 unit with an outup of 950 watt (input 1040) and the 1200 units with an output of 1150 (input 1250)?

of course 24/7.

I understand psu ratings is for Output and not Input so I assume I will be safe, correct?

If you plan to run them that hard you should have some spare ones on deck to swap out while you wait for your RMA to process.  Otherwise go with the 80% of max wattage rule to be safe.
legendary
Activity: 3752
Merit: 1415
To be on the safe side i never max anything out.  Maybe just too cautious but when you got to ask the question or think i hope this doesnt cause any harm, i likely avoid the situation and go with a higher rated and wattage capable psu.  Why risk anything
legendary
Activity: 3500
Merit: 6320
Crypto Swap Exchange
Dave's opinions:

Corsair no, not safe to keep running near max.

Other better brands yes they are. Where you have them is on the border of what I would do with the ones I use, perhaps a bit over.
I have had EVGA 1300 units running @ close to 92% rated for years now with no issues.
Same with some of the earlier Seasonic

Corsair I will not run above 75%. Just have not had good luck with them in PCs or in mining.

-Dave

sr. member
Activity: 462
Merit: 336
Safe in electronics means "well within compliance" which means only a disaster would do any harm which given the probability, one in billions of cases.
Listen to Metroid. he know gpus will die this year.


killing gear and looking to get rmas hurts the gpu mining industry.

but safe as in burn down your home most likely your home will not burn down  .  your psu will die in a shorter time period and you burn more power at the higher  capacity

Ahh, well if this is the definition we're working with in this context, then I would say that you are "safe" OP, for sure. As philipma has said, I doubt your house will burn down; I am more concerned about what philipma has said about GPUs dying this year, what exactly do you mean by that? Do you mean that the prices will become too high, or the profitibility will become too low or something else entirely?

It's never good to run gear at near full load, and I almost never push any of my gear past 75%.
sr. member
Activity: 588
Merit: 272
⭐⭐⭐⭐⭐
I understand psu ratings is for Output and not Input so I assume I will be safe, correct?

Efficiency means how much power from the wall would be drawn by the PSU at a current output power.
You must give more power spare at your PSU. Look what I've done with my RM1000i:



In certain situations, your cards will draw more power from your PSU, ex. When your cards adjust fan speed to keep temperature, and it will draw more power.
legendary
Activity: 4326
Merit: 8899
'The right to privacy matters'
Safe in electronics means "well within compliance" which means only a disaster would do any harm which given the probability, one in billions of cases.


Listen to Metroid. he know gpus will die this year.


The real deal is those psu will die in under a year the way you use them.

But WTF you have a warranty so why not?

I am being a bit nasty cause in my opinion you the op are not using your gear properly.

My opinion is the 1200 watt should read 900-1000 at the wall on a k watt meter

and the 1000 watt should read 700-800 at the wall on a k watt meter


killing gear and looking to get rmas hurts the gpu mining industry.

it also hurts the tax psu industry.


but safe as in burn down your home most likely your home will not burn down  .  your psu will die in a shorter time period and you burn more power at the higher  capacity

sr. member
Activity: 2142
Merit: 353
Xtreme Monster
Safe in electronics means "well within compliance" which means only a disaster would do any harm which given the probability, one in billions of cases.
sr. member
Activity: 462
Merit: 336
Safe is a strange word to use in this context, because I'm honestly unsure as to what you mean. I don't think it will cause any harm to your hardware, if that is what you are asking. I had someone once that their ground went bad in the outlet they were sourcing power to their rig from and overnight they shorted out every card, circuit, accessory and anything attached to the rig. They are lucky it did not start a fire, but even the metal keyboard was outputting high voltage and shocking anyone that touched it. There are unforseen problems that nobody can predict, so "safe" may not be the most appropriate word in this circumstance.
sr. member
Activity: 2142
Merit: 353
Xtreme Monster
1000 watts psu means you can use up to 1100 watts at wall. They were built to use 1100 watts at wall 50c, server is 24/7, desktop psus don't think they withstand 24/7 using 1100w at wall for a long time, so for 24/7, i'd say 10% to 20% less watts is safe to be used 24/7.
member
Activity: 131
Merit: 13
In the fray since 2013.
I am running multiple 1200 wat corsairs HX1200i and one 1000 watt RM1000i.

Is it safe to run the 1000 unit with an outup of 950 watt (input 1040) and the 1200 units with an output of 1150 (input 1250)?

of course 24/7.

I understand psu ratings is for Output and not Input so I assume I will be safe, correct?
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