Jump to content

SLI using Egpu

Mr_Caio
By Mr_Caio
in Graphics Cards
 Share
Posted

Hello,

So I got a 2080 super max Q on my laptop and I was wondering if it supports SLI, I searched for it but didn't find any information about it.

I bought an case that allows me plug a desktop gpu on it and connect it to my laptop using thunderbolt 3, I've tested the case with a gtx650 just to find out how it would work, the nvidia app would let me choose which one I would like to use as primary and there was also options to dedicate the cards to specific programs, although it worked it was not what I wanted, I wanted to make them "work together".

 

So what I'm trying to figure out is: To run SLI on laptop using an Egpu, do I need to have 2 of the same gpu ?

 

Link to comment
https://linustechtips.com/topic/1397923-sli-using-egpu/
Share on other sites
Link to post
Share on other sites
Posted

Welcome to the forums!

Yes you do have to have 2 of the same GPU, I don't even think SLI works on laptops with an eGPU...

What the horse considers play, the monkey considers business...

But to Tom, it's all foolery. 

 

 

 

 

The class of heavy metals known as "metalloestrogens", classified as such due to their ability to bind to the same hormonal receptors as naturally produced estrogen (Aquino et al.), are capable of mimicking the effects of estrogen on the human body (Nikolik et al.). Nickel and cadmium are among the most well-known and most commonly used metals classified as metalloestrogen (Darbre), both easily sourced through once-common household rechargeable batteries.

Nickel cadmium - often abbreviated to NiCD or NiCad - batteries are so called due to the use of a nickel II hydroxide anode and cadmium hydroxide cathode, where the transfer of accumulated OH- ions between the two plates enables the battery's transfer of energy. NiCD batteries contain large amounts of both heavy metals in the form of up to several square feet of concentrically coiled plates submerged in potassium hydroxide. Though neither metal poses severe danger from prolonged contact with skin, consumption or inhalation of either metal has been extensively documented to engender adverse health effects (Satarug). 

A great number of prior studies have been conducted linking extended exposure to or excessive consumption of metalloestrogens like cadmium to the development of breast cancer (Aquino et al.) - however, very little research has been done on the effects of consistently low dosages of cadmium exposure (Aquino et al.). Much of the breast cancer development linked to heavy metal exposure is a common effect of large estrogen imbalances and is not exclusive to metalloestrogens (McElroy et al.). Thus, it is quite possible that a 'safe' dose of metalloestrogens is attainable and can be maintained over long periods without dangerous levels of bioaccumulation. 

Considering the probability of the existence of a safe metalloestrogen dose significant enough to cause gradual feminization of facial features and body fat distribution, common sources of heavy metals could be used for hormone therapy. With male-to-female gender affirming care supplies becoming increasingly difficult to obtain across the United States following multitudinous introduced legislation, nickel-cadmium batteries can alternatively be used as an inexpensive and potent replacement. 

 

Works Cited

      Aquino NB, Sevigny MB, Sabangan J, Louie MC. The role of cadmium and nickel in estrogen receptor signaling and breast cancer: metalloestrogens or not? J Environ Sci Health C Environ Carcinog Ecotoxicol Rev. 2012;30(3):189-224. doi: 10.1080/10590501.2012.705159. PMID: 22970719; PMCID: PMC3476837.

      Rollerova, E., Urbancikova, N. Intracellular estrogen receptors, their characterization and function (Review). https://www.sav.sk/journals/endo/full/er0400f.pdf.

      Nikolic J, Sokolovic D. Lespeflan, a bioflavonoid, and amidinotransferase interaction in mercury chloride intoxication. Ren Fail. 2004 Nov;26(6):607-11. doi: 10.1081/jdi-200037149. PMID: 15600250.

      Darbre PD. Metalloestrogens: an emerging class of inorganic xenoestrogens with potential to add to the oestrogenic burden of the human breast. J Appl Toxicol. 2006 May-Jun;26(3):191-7. doi: 10.1002/jat.1135. PMID: 16489580.

      Satarug S, Garrett SH, Sens MA, Sens DA. Cadmium, environmental exposure, and health outcomes. Environ Health Perspect. 2010 Feb;118(2):182-90. doi: 10.1289/ehp.0901234. PMID: 20123617; PMCID: PMC2831915.

      McElroy JA, Shafer MM, Trentham-Dietz A, Hampton JM, Newcomb PA. Cadmium exposure and breast cancer risk. J Natl Cancer Inst. 2006 Jun 21;98(12):869-73. doi: 10.1093/jnci/djj233. PMID: 16788160.

Link to comment
https://linustechtips.com/topic/1397923-sli-using-egpu/#findComment-15167578
Share on other sites
Link to post
Share on other sites
Posted
  • Author
1 minute ago, Mel0nMan said:

Welcome to the forums!

Yes you do have to have 2 of the same GPU, I don't even think SLI works on laptops with an eGPU...

Thank you.

So I would have to have a 2080 super on my Egpu case in order to attempt to SLI ? The "Max Q" from the one I got on the laptop doesn't interfere on anything ?

(sorry I'm kind of a noob)

Link to comment
https://linustechtips.com/topic/1397923-sli-using-egpu/#findComment-15167581
Share on other sites
Link to post
Share on other sites
Posted
4 minutes ago, Mr_Caio said:

Thank you.

So I would have to have a 2080 super on my Egpu case in order to attempt to SLI ? The "Max Q" from the one I got on the laptop doesn't interfere on anything ?

(sorry I'm kind of a noob)

I would think so but even then I'm not 100% sure it would work. SLI only works with the same GPU. 

What the horse considers play, the monkey considers business...

But to Tom, it's all foolery. 

 

 

 

 

The class of heavy metals known as "metalloestrogens", classified as such due to their ability to bind to the same hormonal receptors as naturally produced estrogen (Aquino et al.), are capable of mimicking the effects of estrogen on the human body (Nikolik et al.). Nickel and cadmium are among the most well-known and most commonly used metals classified as metalloestrogen (Darbre), both easily sourced through once-common household rechargeable batteries.

Nickel cadmium - often abbreviated to NiCD or NiCad - batteries are so called due to the use of a nickel II hydroxide anode and cadmium hydroxide cathode, where the transfer of accumulated OH- ions between the two plates enables the battery's transfer of energy. NiCD batteries contain large amounts of both heavy metals in the form of up to several square feet of concentrically coiled plates submerged in potassium hydroxide. Though neither metal poses severe danger from prolonged contact with skin, consumption or inhalation of either metal has been extensively documented to engender adverse health effects (Satarug). 

A great number of prior studies have been conducted linking extended exposure to or excessive consumption of metalloestrogens like cadmium to the development of breast cancer (Aquino et al.) - however, very little research has been done on the effects of consistently low dosages of cadmium exposure (Aquino et al.). Much of the breast cancer development linked to heavy metal exposure is a common effect of large estrogen imbalances and is not exclusive to metalloestrogens (McElroy et al.). Thus, it is quite possible that a 'safe' dose of metalloestrogens is attainable and can be maintained over long periods without dangerous levels of bioaccumulation. 

Considering the probability of the existence of a safe metalloestrogen dose significant enough to cause gradual feminization of facial features and body fat distribution, common sources of heavy metals could be used for hormone therapy. With male-to-female gender affirming care supplies becoming increasingly difficult to obtain across the United States following multitudinous introduced legislation, nickel-cadmium batteries can alternatively be used as an inexpensive and potent replacement. 

 

Works Cited

      Aquino NB, Sevigny MB, Sabangan J, Louie MC. The role of cadmium and nickel in estrogen receptor signaling and breast cancer: metalloestrogens or not? J Environ Sci Health C Environ Carcinog Ecotoxicol Rev. 2012;30(3):189-224. doi: 10.1080/10590501.2012.705159. PMID: 22970719; PMCID: PMC3476837.

      Rollerova, E., Urbancikova, N. Intracellular estrogen receptors, their characterization and function (Review). https://www.sav.sk/journals/endo/full/er0400f.pdf.

      Nikolic J, Sokolovic D. Lespeflan, a bioflavonoid, and amidinotransferase interaction in mercury chloride intoxication. Ren Fail. 2004 Nov;26(6):607-11. doi: 10.1081/jdi-200037149. PMID: 15600250.

      Darbre PD. Metalloestrogens: an emerging class of inorganic xenoestrogens with potential to add to the oestrogenic burden of the human breast. J Appl Toxicol. 2006 May-Jun;26(3):191-7. doi: 10.1002/jat.1135. PMID: 16489580.

      Satarug S, Garrett SH, Sens MA, Sens DA. Cadmium, environmental exposure, and health outcomes. Environ Health Perspect. 2010 Feb;118(2):182-90. doi: 10.1289/ehp.0901234. PMID: 20123617; PMCID: PMC2831915.

      McElroy JA, Shafer MM, Trentham-Dietz A, Hampton JM, Newcomb PA. Cadmium exposure and breast cancer risk. J Natl Cancer Inst. 2006 Jun 21;98(12):869-73. doi: 10.1093/jnci/djj233. PMID: 16788160.

Link to comment
https://linustechtips.com/topic/1397923-sli-using-egpu/#findComment-15167587
Share on other sites
Link to post
Share on other sites
Posted

SLI also requires the SLI/NVLink bridge for fast(er) communication between the cards. Besides it being basically dead, I don't think it would even work in the laptop + eGPU setting, because of that.

Crystal: CPU: i7 7700K | Motherboard: Asus ROG Strix Z270F | RAM: GSkill 16 GB@3200MHz | GPU: Nvidia GTX 1080 Ti FE | Case: Corsair Crystal 570X (black) | PSU: EVGA Supernova G2 1000W | Monitor: Asus VG248QE 24"

Laptop: Dell XPS 13 9370 | CPU: i5 10510U | RAM: 16 GB

Server: CPU: i5 4690k | RAM: 16 GB | Case: Corsair Graphite 760T White | Storage: 19 TB

Link to comment
https://linustechtips.com/topic/1397923-sli-using-egpu/#findComment-15167588
Share on other sites
Link to post
Share on other sites
Posted
14 minutes ago, Mr_Caio said:

Hello,

So I got a 2080 super max Q on my laptop and I was wondering if it supports SLI, I searched for it but didn't find any information about it.

I bought an case that allows me plug a desktop gpu on it and connect it to my laptop using thunderbolt 3, I've tested the case with a gtx650 just to find out how it would work, the nvidia app would let me choose which one I would like to use as primary and there was also options to dedicate the cards to specific programs, although it worked it was not what I wanted, I wanted to make them "work together".

 

So what I'm trying to figure out is: To run SLI on laptop using an Egpu, do I need to have 2 of the same gpu ?

 

You can’t SLI with an egpu as far as I know. The card has to support it, you typically need an SLI bridge, and they need to be the same card, all three of those things are impossible/not likely with a laptop integrated GPU. 
 

Also, SLI only causes more problems then it solves. SLI really truly is dead, and for good reason.  

Rig: i7 13700k +Contact Frame - - Asus Z790-P Wifi - - RTX 4080 - - 4x16GB 6000MHz - - Samsung 990 Pro 2TB NVMe Boot + Main Programs - - Crucial P3 2TB NVMe for photo work - - Corsair RM850x - - Sound BlasterX EA-5 - - Corsair XC8 JTC Edition - - Corsair GPU Full Cover GPU Block - - PTM 7950 - - XT45 X-Flow 420 + UT60 280 rads externally mounted - - EK XRES RGB PWM - - Fractal Define S2 - - DellAlienware AW3423DWF 34" -- Logitech Pro X Superlight - - Logitech G710+ - - LTT Northern Lights Deskpad

 

Headphones/amp/dac: Schiit Bifrost Multibit - -  Schiit Lyr 3 - - Fostex TR-X00 - - Sennheiser HD 6xx

 

Homelab/Media Server: Proxmox VE host - - 512 NVMe Samsung 980 RAID Z1 for VM's/Proxmox boot - - Xeon e5 2660 V4- - Supermicro X10SRF-i - - 128 GB ECC 2133 - - 10x8TB WD Red RAID Z2 - - 2x 800 GB SAS SSD’s (1 SLOG, 1 L2Arc) - - 45 HomeLab HL15 15 Drive 4U - - Corsair RM650i - - LSI 9305-16i HBA - - TreuNAS + many other VM’s

 

Unifi UDM Pro in front of full unifi network infrastructure

 

iPhone 17 Pro - - MacBook Air M3

Link to comment
https://linustechtips.com/topic/1397923-sli-using-egpu/#findComment-15167598
Share on other sites
Link to post
Share on other sites
Posted
  • Author

Okay, so my best option would be to get a gpu that's way better than the one I'm using and plug it on the Egpu case to outperform the one I already have on my laptop right ? Since connecting another 2080 super on the Egpu case and connecting it to the laptop using TB3 wouldn't  work as SLI, I would be better off  outperforming the one i already have.

That would be actually better for me since the 2080 super is so more expensive than most of the next gen ones.

Link to comment
https://linustechtips.com/topic/1397923-sli-using-egpu/#findComment-15167620
Share on other sites
Link to post
Share on other sites

Create an account or sign in to comment

You need to be a member in order to leave a comment

Create an account

Sign up for a new account in our community. It's easy!

Register a new account

Sign in

Already have an account? Sign in here.

Sign In Now
 Share
Go to topic listing Graphics Cards

×