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RTX 3080 Coolers vs. CPU & RAM Temperature (Founders Edition Horizontal & Vertical Mount)

RTX 3080 Coolers vs. CPU & RAM Temperature (Founders Edition Horizontal & Vertical Mount)

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Rating: 4; Vote: 2
In this video, we're testing the RTX 3080 Founders GPU vs. CPU, CPU cooler, RAM ambient, and case temperatures. Also looks at chipset and M.2 (area) thermals vs. Founders Edition vertically. In this video, we're testing the thermals of other PC components -- including case internals -- for temperature impact caused by the choice of GPU. The heat out of each card was controlled, which is all that really matters, and so then we just built the testing around the finstack orientation, GPU cooler design, and GPU orientation. This includes vertical vs. horizontal tests for the RTX 3080 Founders Edition and for an RTX Strix cooler (with vertical fin orientation and a traditional tri-axial cooler). Please remember that THIS DOES NOT TELL YOU WHICH COOLER IS BETTER FOR THE GPU, only how the coolers behave in these case and CPU cooler configurations. The superior GPU cooler will depend on GPU, GPU VRAM, MOSFET, and quality-of-life (acoustics) improvements, whereas the cooler impact on case, CPU, chipset, RAM, and M.2 SSD thermals will depend on the GPU cooler design. Further still, air coolers vs. liquid coolers will directly affect airflow guidance for the GPU cooler, and so there are functionally millions (literally) of combinations of testing between all three variables. For that reason, we tested the most commonly requested ones in the most common types of cases (two airflow cases, one solid front case) to look at overall performance.
Date: 2020-09-26

Comments and reviews: 10


SSD endurance could be a consideration in mounting these but I'd be more concerned about M.2s in that air path rather than anything in a 2.5 enclosure, they're frankly cooled enough for it to almost never matter.
Data retention time on NAND at 50C is around 1/3 the time at 40C (roughly) halved again or so at 60C. This generally isn't a huge problem in normal operation because the drive will refresh the media so you're not going to lose things and if the system is off the drive will not be hot anymore. What it does do is chew up the program/erase cycles on the drive and creates extra stress on mostly full drives, as it continually has to shift a lot of data around.
People worry more than they should about flash endurance, the average home user really doesn't write enough to get close to endurance limits, but flash media is useful for a while since the speed gained over hard disks is significant while faster NAND (or other technologies) will not make much noticeable difference over a basic SATA SSD. If you're keeping the drive around for a while all these extra data retention operations do add up and might mean your drive lasts 3-4 years instead of 5-10.

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From what I understood before watching this was that the FE card pushed air directly out of the case and some upwards towards cpu. The early testing even showed how it could benefit overall case temp cause the air was bei g pushed at least and not dispersed to hang around and rotate in the case. I thought that would mean less overall heat and more airflow resulting in overall temp reduction.
Watching this I like that it really pushes hot air out of the back of the case cause that's where you actually want it.
I recently bult my computer and it's a Define 7 Compact (don't hit me. The Meshify C didn't have USB C front). I have ay leadt suggested to Fractal to make a mesh front.
Anyway, I digress. I'll hopefully get my FE next week and also my NF-A14s to put in the front.
Gonna see if the GPU creates any isues with trying to keep positive pressure in the case (don't want the GPU to force air in from the backside just below the fan).

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This video needs more views.
I dont know how many times I can continue to respond to people telling them that he heat is getting into the case regardless of where a fan is pointing on the interior.
You can choose to have air shoot through a heatsink directly up without impedance in the new FE card
OR
You can choose to have air push out of a heatsink from the sides like an overfilled diaper and then get blown or sucked up anyway by the other fans in your system.
The end result is the same. The heat from your card not being exhausted out the back winds up being blown elsewhere in the case.

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Hey Steve, thanks for the awesome review. I have a question regarding the position of the card. If one uses the 3rd PCIe slot of the motherboard that will probably result in covering the fan holes for the motherboard chipset fan. Is that something that you guys can have a look into? Will that increase the chipset temp in a meaningful manner? On the other hand that will potentially help out with the heat dissipation before it reaches the ram and cpu cooler. Thanks! Keep up the good work!
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Even if it DOES glow, it is still a space heater. Unless the light actually leaves the room, light gets absorbed and becomes... wait for it... heat. You might check with Omega for some cool very small thermocouples that you can snake around into tiny places. One of the unexpected benefits of masking/painters tape is they have a very predictable emissivity of right around 0.95 which makes them good with thermal cameras... fun fun! Not as fun as the schlieren, but easier to digest.
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You're impressively calm for a man who has to spend so long comprehensively explaining what you are NOT saying.
It's like you're teaching grandpa how to use his phone from scratch when you have to explain what is being tested so thoroughly for people to actually understand.
Thanks again for all your efforts to dissuade people from spreading mis-information about popular new tech, linking to your videos saves me a lot of time that would be spent explaining things myself

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thanks for the advanced test. thought in the past a few times to make some plexi plates to close the sides on gpu card so that it cant exhaust in the case ,only out the rear . but when overclocking, wount that cause the cpu and even ram to get hotter . the gpu card puls faster data from the hdd and cpu so it makes them work more ? so lets say i just run my cpu under the heat max , then i overclock the graphics card , wil the cpu get overheated?
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A tip for using thermocouples in free air: Tape or glue them to a small metal coin. This gives you some thermal mass which will reduce your measurement noise. I regularly use this technique to measure ambient temperatures in enclosures from customers which use the PSU's and amplifiers we design at the company for which I work, it gives you a more stable result.
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I don't know why not use the 3080 Strix edition or the Tuf instead of a 2080ti Strix.
That way you don't have to fiddle with the wattage etc. Then the difference would only be the cooling solution. One could operate hotter than the other because of the different process or generation of cards. While this video may not necessary about the GPUs but still.

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Guys, let's use logic. You have 2 GPUs each in 2 identical enclosure and setup. For the sake of discussion, both GPUs emit 300W. One of them, however, exhaust 150W out of the enclosure directly (FE version) while the other circulates all 300W within the enclosure. Which one of the enclosure is going to be more likely to be heated up? Need more be said?
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