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Oct 25, 2017
41,368
Miami, FL
Are there any that don't?
i don't know, actually. I know the 3090s have chips on the back of the PCBs, right? Do the 3080s as well? If not the 10GB variants, I assume the 20GB versions will. And we know for sure some 3080s have no backplate, so I assume no heat pipes either? IDK. And how will a waterblock cool the memory chips on the back of the PCB? I have many questions, but this is not my realm of expertise.
 

mordecaii83

Avenger
Oct 28, 2017
6,862
i don't know, actually. I know the 3090s have chips on the back of the PCBs, right? Do the 3080s as well? Because we know for sure some 3080s have no backplate. And how will a waterblock cool the memory chips on the back of the PCB? I have many questions, but this is not my realm of expertise.
3080 mem is all on the front, 3090 has to be on the back due to chip size limitations currently so they have to clam shell it.
 

super-famicom

Avenger
Oct 26, 2017
25,207
i see. I wonder how they're doing to do waterblocks for the 3090, then?

www.ekwb.com

EK Water Blocks for Reference Design NVIDIA RTX 30 Series Graphics Cards Are Now Available! - ekwb.com

EK®, the leading computer cooling solutions provider, is ready to offer its premium high-performance GPU water block for reference PCB layout NVIDIA® GeForce® RTX™ 30 Series graphics cards. The brand new water block is aptly named EK-Quantum Vector RTX 3080/3090 D-RGB, and it is very important...
 
Oct 25, 2017
41,368
Miami, FL
I've never run water (except AIO's) so yeah I'm not really sure. Should be interesting.
also, do we expect the 20GB variants to not have chips on the back of the card as well? Is Micron expected to be able to do higher-capacity chips soon or will those run into the same issue?

www.ekwb.com

EK Water Blocks for Reference Design NVIDIA RTX 30 Series Graphics Cards Are Now Available! - ekwb.com

EK®, the leading computer cooling solutions provider, is ready to offer its premium high-performance GPU water block for reference PCB layout NVIDIA® GeForce® RTX™ 30 Series graphics cards. The brand new water block is aptly named EK-Quantum Vector RTX 3080/3090 D-RGB, and it is very important...
read it. it makes no mention of the memory chips on the back or how they will be cooled (if at all). And their recommended backplate (sold separately) is only for cosmetic purposes.

maybe I'll send them a tweet.
 

super-famicom

Avenger
Oct 26, 2017
25,207
also, do we expect the 20GB variants to not have chips on the back of the card as well? Is Micron expected to be able to do higher-capacity chips soon or will those run into the same issue?


read it. it makes no mention of the memory chips on the back or how they will be cooled (if at all). And their recommended backplate (sold separately) is only for cosmetic purposes.

It says the cooling liquid is channelled over the VRAM. The block is probably designed so there's a path for the liquid to travel right over the critical parts for heat transfer.
 
Oct 25, 2017
41,368
Miami, FL
Watercooled backplates already exist for the 1080 and 2080 series, that would not be an issue (just more expensive).
I see. So should we expect such solutions to be available for the 3090 at launch? Because EK's blog post doesn't mention such a solution at all. Do these chips just not need cooling, perhaps? I'm sure they didn't simply forget they are on the back.

It says the cooling liquid is channelled over the VRAM. The block is probably designed so there's a path for the liquid to travel right over the critical parts for heat transfer.
Yes, on the front chips (processor side). It's not a sandwich design; it can't be flowing over the back chips. Hence the discussion. Maybe they don't need cooling, idk. It's only a topic because of reports of 100C temps on 6X mem chips.
 

mordecaii83

Avenger
Oct 28, 2017
6,862
I see. So should we expect such solutions to be available for the 3090 at launch? Because EK's blog post doesn't mention such a solution at all. Do these chips just not need cooling, perhaps? I'm sure they didn't simply forget they are on the back.


Yes, on the front chips (processor side). It's not a sandwich design; it can't be flowing over the back chips. Hence the discussion. Maybe they don't need cooling, idk. It's only a topic because of reports of 100C temps on 6X mem chips.
I definitely don't think the RAM by itself gets as hot as in Igor's video because the "high end" AIB's are cooling the backside RAM with a small copper heatpipe on the backplate and nothing else on the 3090's. So it has to be something like the VRM creating most of the heat.
 

Rente

Member
Oct 31, 2017
891
Cologne, Germany
I have not seen any comments from EKWB or Alphacool yet, but this is for the 3090 Reference PCB by Aquacomputer (German specialist for watercooling):
According to our knowledge, it is not possible to build a cooler that works sufficiently safely based on the PG132 3D data. This is also the main reason we are very careful here. It doesn't help if the cards fail after a while due to hot spots.
Auto translated from here: https://forum.aquacomputer.de/wasserk-hlung/p1448080-k-hlblock-f-r-die-3090-von-nv/#post1448080

Aquacomputer also produced this backplate for 1080 Ti and 2080 Ti (plus Titans):

23679.jpg


Perhaps EKWB and others reported compatibility and availability of the 3090 very quickly just to be the first and attract customers, but did not carry out any lengthy measurements and evaluations. At 1500$ for an 3090 that would be a bit too hot for me (Pun intended).
 
Oct 25, 2017
41,368
Miami, FL
I have not seen any comments from EKWB or Alphacool yet, but this is for the 3090 Reference PCB by Aquacomputer (German specialist for watercooling):Autotranslated from here: https://forum.aquacomputer.de/wasserk-hlung/p1448080-k-hlblock-f-r-die-3090-von-nv/#post1448080

Perhaps EKWB and others reported compatibility and availability of the 3090 very quickly just to be the first and attract customers, but did not carry out any lengthy measurements and evaluations. At 1500$ for an 3090 that would be a bit too hot for me (Pun intended).
the plot thickens...
 

Rente

Member
Oct 31, 2017
891
Cologne, Germany
the plot thickens...
I took a closer look at what EKWB and Alphacool are doing and it really doesn't look good (not even for the 3080): EKWB completely changed the layout for their 3080/3090 models a few days after the first announcement. For questions about active backplates (or similar solutions) they only refer to their (very expensive) passive backplates.

Alphacool actually didn't really say anything about the VRAM on the 3090, but in such a strange way that you could almost think it only became clear to them after the question that this could be an issue: "And about the memory. .. One should not believe too much in the current speculation and discussions. It is down to the nature of the humans to make wild speculations, discussions and conjectures without a single fact on the table. This should be taken more as a sport than to be taken seriously. It won't take long anymore and the facts will be brought to the table. " (quote from an Q&A from their own Facebook page).

Of course, you can think about that what you want, but with 350W TDP and the measured values from Igor, I would currently think twice about that and better wait another 2-3 months for futher tests and better products and use the card under air in the meantime.
 

Anastasis

Teyvat Traveler
Member
Oct 25, 2017
3,604
Can't wait for more info on the lower spec cards coming. My most demanding game is Destiny and I don't think I really need a 3070 to hit 4k 60fps.
 

Herr Starr

Member
Oct 26, 2017
2,228
Norway
I'm trying to figure out which 3090-cards to pick between on Thursday, so that I have multiple options in case stock runs out too fast. Because the 3090-cards are pushing it in terms of length, knowing the exact dimensions is pretty important, but some companies haven't even shared card sizes on their own pages yet. I'm particularly curious about the Gigabyte cards. Does anyone know of a place where the dimensions for these cards are revealed?
 

tanmandu

Member
Oct 27, 2017
61
My 3080 hasn't moved in shipping since Friday. It's in Osseo, MN. Anyone else?
My TUF shipped on Friday from Connecticut, got updated last night being in Houston, and then early this morning said it was in Baltimore. None of those places are anywhere near to where I live. It was supposed to arrive Monday night but now says tomorrow. At least it's getting to travel before it's locked in my case.
 

mordecaii83

Avenger
Oct 28, 2017
6,862
Just installed my 3080 FE and running some temp tests now to see if it affects my CPU with a top mounted AIO, and also to see if having bottom mounted fans makes a big difference or not on temps versus what reviews were seeing. Will report back in a few minutes.
 

mordecaii83

Avenger
Oct 28, 2017
6,862
OK, so update:
Bottom fans on the FE make a HUGE difference, I got a 1935 clock average with 100% stock settings (don't even have Afterburner installed yet). Average temps were also only 73C instead of 77C I was seeing reviewers get, and fans maxed out at 1750RPM. This was after a full hour on AC:Odyssey with average GPU load 97%.
 

Raydonn

One Winged Slayer
Member
Oct 25, 2017
919
Updated Nvidia GPU hierarchy.

videocardz.com

GALAX's internal roadmap confirms GeForce RTX 3080 20GB, GeForce RTX 3060 - VideoCardz.com

A leaked Galax roadmap confirms the upcoming GeForce RTX 30 series graphics cards. GALAX confirms GeForce RTX 3080 20GB, GeForce RTX 3060 The company has held a meeting with either employees or key partners in China. The logo in the upper left corner confirms that the slide belongs to Galax. The...

Looks like I was right about the 3070 being weaker than the 2080ti.
 
Last edited:

gifyku

Member
Aug 17, 2020
2,748
OK, so update:
Bottom fans on the FE make a HUGE difference, I got a 1935 clock average with 100% stock settings (don't even have Afterburner installed yet). Average temps were also only 73C instead of 77C I was seeing reviewers get, and fans maxed out at 1750RPM. This was after a full hour on AC:Odyssey with average GPU load 97%.

What rpms and how many fans do you have at the bottom? I have 3 intake at the bottom; was prepared for the 3080 but dont have a card yet lol
 

Anddo

Member
Oct 28, 2017
2,857
Updated Nvidia GPU hierarchy.

videocardz.com

GALAX's internal roadmap confirms GeForce RTX 3080 20GB, GeForce RTX 3060 - VideoCardz.com

A leaked Galax roadmap confirms the upcoming GeForce RTX 30 series graphics cards. GALAX confirms GeForce RTX 3080 20GB, GeForce RTX 3060 The company has held a meeting with either employees or key partners in China. The logo in the upper left corner confirms that the slide belongs to Galax. The...

Looks like I was right about the 3070 being weaker than the 2080ti.


interesting
 

Yudoken

Member
Jun 7, 2019
812


Hopefully this means the Strix gpu's have arrived at Caseking, his employer. Can't upgrade to the 2080ti until my friend gets his Strix.

Edit: He just answered that he was visiting Asus. =/
 
Last edited:

Serpens007

Well, Tosca isn't for everyone
Moderator
Oct 31, 2017
8,129
Chile
Updated Nvidia GPU hierarchy.

videocardz.com

GALAX's internal roadmap confirms GeForce RTX 3080 20GB, GeForce RTX 3060 - VideoCardz.com

A leaked Galax roadmap confirms the upcoming GeForce RTX 30 series graphics cards. GALAX confirms GeForce RTX 3080 20GB, GeForce RTX 3060 The company has held a meeting with either employees or key partners in China. The logo in the upper left corner confirms that the slide belongs to Galax. The...

Looks like I was right about the 3070 being weaker than the 2080ti.


I'm so ready for that 3060. Jumping from a 1060 to a 2080 level on performance, playing on a 1080p144hz display nnnnngh
 

dgrdsv

Member
Oct 25, 2017
11,885
Looks like I was right about the 3070 being weaker than the 2080ti.
2080S to 2080Ti is +15% on average.
3070 being in range of +5+10% to 2080Ti will essentially mean that they'll be equal on average, especially when looking at the AIB OC models.
I also fully expect 3070 to become faster over time, with the arrival of more advanced engines.

Then again I dunno how far we should even read into this drawing in regards to performance.
 

mordecaii83

Avenger
Oct 28, 2017
6,862
What rpms and how many fans do you have at the bottom? I have 3 intake at the bottom; was prepared for the 3080 but dont have a card yet lol
Depends on the game, if the fans are maxed out I was seeing around 1700RPM's at max for stock. I have 3 bottom fans in the Lian Li O11 Dynamic case. It's doing an amazing job cooling the card and I'm seeing similar/better performance to AIB OC cards.
 

gifyku

Member
Aug 17, 2020
2,748
Depends on the game, if the fans are maxed out I was seeing around 1700RPM's at max for stock. I have 3 bottom fans in the Lian Li O11 Dynamic case. It's doing an amazing job cooling the card and I'm seeing similar/better performance to AIB OC cards.

Are you on a constant curve for the bottom fans or tying their rpms to gpu temp?
 

Dennis8K

Banned
Oct 25, 2017
20,161
videocardz.com

NVIDIA confirms GeForce RTX 3090 is 10 to 15% faster than RTX 3080 in 4K gaming - VideoCardz.com

NVIDIA published a new blog post outlining the performance of the upcoming flagship ‘BFGPU’. NVIDIA: GeForce RTX 3090 is about 10-15% faster than RTX 3080 in 4K gaming, expect a limited supply The RTX 3090 graphics card featuring 10496 CUDA cores and 24GB of GDDR6X memory is launching tomorrow...
Cool but what about the real deal - 8K gaming?