Samsung 840 evo msata 1 tb runs hot?

Don66

Platinum Member
Jan 5, 2000
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I just installed this drive a couple of weeks ago in my Dell XPS 2710 and I'm seeing temperatures of up to 75c according to hard disk sentinel and CrystalDiskInfo6_2_1 63c right at this moment.

Samsung smart isn't showing a temperature only the current air temp.

I'm torn about sending it back to Amazon, since it seems to be working awesome.

How accurate is SMART and should I really be worried?

 

Elixer

Lifer
May 7, 2002
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Well, it still is in spec...(63C), but not at 75C.
What does CPUID's HWMonitor show ?

Operating: 0°C to 70°C
Non-Operating: -40°C to 85°C

AFAIK, when it hits 70C, it throttles down.

How is the airflow in the laptop, anything else getting too hot ?
 

Don66

Platinum Member
Jan 5, 2000
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Here's a picture from hwmonitor_1.25

My computer is an all-in-one dell 27" XPS



As you can see the temperature is rising, shouldn't these ssd's run cooler?
 

Elixer

Lifer
May 7, 2002
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Nope... mSATA run much hotter than 2.5/3.5" units.
There are tons of threads like yours, saying it is running very hot.

Brand don't seem to matter either, read about some crucial & sandisk units also getting above 70C.
Best thing you can do is increase airflow in that area.
 

Don66

Platinum Member
Jan 5, 2000
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Nope... mSATA run much hotter than 2.5/3.5" units.
There are tons of threads like yours, saying it is running very hot.

Brand don't seem to matter either, read about some crucial & sandisk units also getting above 70C.
Best thing you can do is increase airflow in that area.

Bummer, the only way to increase air flow would to be leaving the back of the computer off, unless I cut a hole in the back and mount a fan.

I wonder if it's even worth worrying about?

My crucial M4 was in the system for about a year and a half with no problems, it never seemed to lag.
 

razel

Platinum Member
May 14, 2002
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Out of curiosity, what is the temperate at 1st power on after an overnight cool off? The only SSDs I've seen with accurate SMART temperature are the enterprise ones.
 

BonzaiDuck

Lifer
Jun 30, 2004
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I've seen this problem -- or what seems like one -- with my Stablebit Scanner Home-Server plug-in. The Scanner consults a database kept at Stablebit, and still indicates that the SSD data follows a "generic" profile and not specific to the SSD. But the drive isn't even warm. As long as it works, I won't worry. Just for background, I've had an absolutely stellar E8600 C2D Wolfdale processor for which the two core temperature sensors are stuck at 51C. It's also established that CPU temperature sensors have a margin of error. So what do you imagine might be the case with a sensor in the SSD?

I've had another drive reporting "soft-read errors." But again -- there doesn't seem to be any real problem.

You might try upgrading the firmware for the SSD. If you continue to worry about, I wish you good luck in making "First Contact" with the Samsung Aliens. Or -- maybe Amazon is more down to earth for you, and that's also lucky, I think.
 

Don66

Platinum Member
Jan 5, 2000
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Out of curiosity, what is the temperate at 1st power on after an overnight cool off? The only SSDs I've seen with accurate SMART temperature are the enterprise ones.

This was taken about 3 minutes after a cold boot. The computer was turned off for better than 7 hours.

When it got into windows HD sentinel reported 26c.

 

Cassus_Belli

Junior Member
Apr 7, 2015
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Hello,

I have been googling around to try to find out information about my concern, and ended up here.

2 mos ago I ordered a Sager NP8278 / Clevo P170SM-A

I have 5 drives in my 8278, All Samsung, 4 SSDs at 1TB each, (2) 850 Evo SSDs, (2) Evo 840 mSATA SSDs, & (1) Spinpoint Momentus 2TB 2.5" (mft by Seagate)

I have not played any games on this machine yet.
Just normal day to day work & online activity.

I recently installed Open Hardware Monitor software so I could keep a periodic eye on my temps.

With ambient room temp at around 70-80F, Noticed that the i7-4910MQ CPU package keeps itself below 120 F. (49C) The fan will kick in if it gets up there and bring temps back down to 110-115F (43-46C).
So far, with these minimal demands, the system is running on the Optimus technology and the GTX 980 has not yet kicked in, so the GPU core temps are aren't even registering.
My OS is on the primary 850 Evo and it usually runs in the low 120's F, and it is being accessed all the time (122F as I write) 50 C.
The second 850 (which at this point has minimal, mostly unused data) runs much cooler than the primary (104F as I write) 40C.
One of the mSATA 840's, also with minimal, mostly unaccessed data, runs much hotter (118.4F as I write) 48C.

But the second mSATA 840, also with minimal, mostly unaccessed data, runs very HOT (right now it's at 161.6 F just sitting there) 72C !
I have the most data on the mechanical HD, which I used as a back-up. Amazingly it runs the coolest of all, usually well below body temp (98.6F) 37C.
I thought that SSD's would use much less power and run much cooler than mechanical HDs...
However, I am concerned about the apparently excessive temp of that one mSATA Evo.
Since the second mSATA runs considerably cooler I was thinking that the temp may be due to either the location of that 840, or is it possibly a defective mSATA?
According to Samsung specs the MAX running temp range is on these SSD's is 158F (70C)???
Not sure whether or not this is a "routine" issue for 8278's with this configuration?
From googling around and after reading this thread, I am now aware that mSATA's running hot is not uncommon, but just how dangerous is it for the chip and my machine?

Aside from the spare HD in place of the optical drive, anyone with 2 mSATA's in this notebook would have them in the same location as mine are.
Is it "normal" for one of these mSata's to run hot like this (163.4F as I write, 73C)?
This Samsung Evo 840 mSATA memory chip is running hotter than my old descktop GPU during a game... Should I be concerned?

I'd be afraid of how hot it may run if I should ever run an intensive program or game from that drive???

Per the service manual, I'm Not sure of the location of this particular mSATA, but thinking that it is probably in the "hidden" slot below the keyboard.

If the Open Hardware Monitor software is reading the temperatures correctly (?),
Is there any danger of the heat possibly damaging surrounding components?

One further observation. Per Open Hardware Monitor, The temps on these drives and that particular mSATA 840 EVO Don't always get, or stay that high.
In the same location, with the same ambient temps, they have run as low as 120F (49C), with the "cooler" mSATA 840 running at 113F (45), the OS 850 EVO has run at 113F (45C) & the non-OS 850 EVO at 96.8F (36C). And the mechanical Spinpoint will run at 95F (35C).
This temperature shift can ocurr within hours of continuous operation from one extreme to the other, from low to high and from high to low.
But it can remain in that excessive high range for hours at a time.... with no noticable difference in performance (albeit, which up to now has remained pretty low on demand).

So, can I trust the Open Hardware Monitor software?
If not is there any a more reliable freeware temp monitoring software program that I should use?

Since the temps do fluctuate, would that rule-out a faulty chip?

My primary concern is that that particular 840 mSATA apparantly can run so hot (greater than the high end 158F (70C) for hours. And then later cool down, and maybe heat up again, back & forth?
The temperature extreme, and fluctuations are disconcerting...

This machine is only 2mos old now, and under warranty, if I need to contact the seller.

Could anyone familiar with these drives, this machine and this configuration please offer constructive comment about this issue?
 
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dzungpv

Junior Member
Apr 3, 2015
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My msata 840 evo run hot same at OP and you, max is 82 C, I think this is Samsung bug, that why they don't show temperature on their software (SS Magical). But you can run OS on it, and store more important data to other drive

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R0H1T

Platinum Member
Jan 12, 2013
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My msata 840 evo run hot same at OP and you, max is 82 C, I think this is Samsung bug, that why they don't show temperature on their software (SS Magical). But you can run OS on it, and store more important data to other drive
This is not a bug, virtually all M.2 drives & some mSATA ones definitely run hot. I bet this is because some of the heat coming off the CPU & mobo is getting absorbed by these drives, with'em being attached to the board, also the cases for 2.5" drives acted as heatsinks & were physically distant from the major hotspots in any given desktop system making them run distinctly cooler.
 
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Turab

Member
Dec 16, 2013
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It is normal I think.

Because mSATA drives comes with no a metal case or cooler pad on the chips like 2.5'' drives do.

Plus, yours are a powerful desktop CPU within a tiny chasis. That makes the inside hotter :)
 

frozst

Junior Member
Feb 26, 2016
1
0
0
Apparently it's not a bug, you just have to calculate the temp the difference to 100 and that's your temp. I found that on several SSDs.

Your SSD would be probably fried at that "real" temperature :).