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Topic: Pcie 1 to 3 Port 1X Switch Multiplier HUB Riser. Which motherboard works. - page 4. (Read 9704 times)

hero member
Activity: 751
Merit: 517
Fail to plan, and you plan to fail.
Any updates Jstenfanop?

I should be able to make a formal announcement at the end of this week...Im still in the final stages of designing the production board, and want to be within a month of announcement to ordering/shipping.

Cant wait Smiley
legendary
Activity: 2172
Merit: 1401
Any updates Jstenfanop?

I should be able to make a formal announcement at the end of this week...Im still in the final stages of designing the production board, and want to be within a month of announcement to ordering/shipping.
hero member
Activity: 751
Merit: 517
Fail to plan, and you plan to fail.
Any updates Jstenfanop?
hero member
Activity: 649
Merit: 505
what are we speaking about here  exactly ?
legendary
Activity: 2172
Merit: 1401
I should have a pretty interesting announcement on this front in the next few weeks ...if I were you guys don't buy anymore of these cheap switches (they suck and are not even designed properly), or even GPU risers. I will have something that will change the way we GPU mine Smiley

spill the beans

Cant spill everything yet, as im still finalizing design...but here are some teasers from my prototype system  Grin All the GPUs are 470s 4GB, would have more connected but only have one dev board built and ran out of 470s lol

http://i.imgur.com/OQKf9QN.png
http://i.imgur.com/lkLSbNr.png

will the software part of the solution (if not oob) be paid as well or OSS?
i suppose running this on linux is by far easier as on windows

another interesting concept i have thought of would be running linux as a base and passing through 4-6 gpus into a vm, one just needs to create multiple vms for windows and a single one for linux (or run it barebone)

Yea linux image will be part of the solution and provided with the hardware (as well as BIOSes and anything non hardware needed to run it). Definitely wont run on windows.
hero member
Activity: 700
Merit: 500
I should have a pretty interesting announcement on this front in the next few weeks ...if I were you guys don't buy anymore of these cheap switches (they suck and are not even designed properly), or even GPU risers. I will have something that will change the way we GPU mine Smiley

spill the beans

Cant spill everything yet, as im still finalizing design...but here are some teasers from my prototype system  Grin All the GPUs are 470s 4GB, would have more connected but only have one dev board built and ran out of 470s lol

http://i.imgur.com/OQKf9QN.png
http://i.imgur.com/lkLSbNr.png

will the software part of the solution (if not oob) be paid as well or OSS?
i suppose running this on linux is by far easier as on windows

another interesting concept i have thought of would be running linux as a base and passing through 4-6 gpus into a vm, one just needs to create multiple vms for windows and a single one for linux (or run it barebone)
full member
Activity: 133
Merit: 100
I'm also interested if this works with H81 PRO BTC board because I have such but missing the multiplier.
I have tested with my AsRock H81 ProBTC 2.0, it detects by Windows, as Bridge-PCI. But GPUs does not detects and does not work.
newbie
Activity: 55
Merit: 0
People don't want to reveal the secret to getting more than 7 gpus working. It gives them an edge that they don't want to share.  I remember reading that the motherboard's bios needs to be modded for 8+ to work.

For what it's worth,  I had a go at 8 and 9 gpus on an MSI Z87.  Board would boot woth 8 but only detect 7. With 9, the board just wouldn't boot.

8 is the limit for Windows with AMD cards.
full member
Activity: 215
Merit: 100
hero member
Activity: 751
Merit: 517
Fail to plan, and you plan to fail.
I should have a pretty interesting announcement on this front in the next few weeks ...if I were you guys don't buy anymore of these cheap switches (they suck and are not even designed properly), or even GPU risers. I will have something that will change the way we GPU mine Smiley

spill the beans

Cant spill everything yet, as im still finalizing design...but here are some teasers from my prototype system  Grin All the GPUs are 470s 4GB, would have more connected but only have one dev board built and ran out of 470s lol


Okay now the Hype level's over 9000 ...
full member
Activity: 156
Merit: 100
Wow, cant wait to hear how it's done...

10 GPUs if I am correct?
legendary
Activity: 2172
Merit: 1401
I should have a pretty interesting announcement on this front in the next few weeks ...if I were you guys don't buy anymore of these cheap switches (they suck and are not even designed properly), or even GPU risers. I will have something that will change the way we GPU mine Smiley

spill the beans

Cant spill everything yet, as im still finalizing design...but here are some teasers from my prototype system  Grin All the GPUs are 470s 4GB, would have more connected but only have one dev board built and ran out of 470s lol


hero member
Activity: 751
Merit: 517
Fail to plan, and you plan to fail.
I should have a pretty interesting announcement on this front in the next few weeks ...if I were you guys don't buy anymore of these cheap switches (they suck and are not even designed properly), or even GPU risers. I will have something that will change the way we GPU mine Smiley

Interest piqued, post followed Smiley
newbie
Activity: 39
Merit: 0
People don't want to reveal the secret to getting more than 7 gpus working. It gives them an edge that they don't want to share.  I remember reading that the motherboard's bios needs to be modded for 8+ to work.

For what it's worth,  I had a go at 8 and 9 gpus on an MSI Z87.  Board would boot woth 8 but only detect 7. With 9, the board just wouldn't boot.

To get 9+ you'll need to use QPI links if you don't want to have to mod a bios(or if you have to not much at all) Smiley
sr. member
Activity: 512
Merit: 260
If it was easy it would have been done by now. But for now I am happy to just settle for 8 if I can get some idea if which MB and Os would work.
legendary
Activity: 1848
Merit: 1166
My AR-15 ID's itself as a toaster. Want breakfast?
Since mining traffic to the cards isn't all the latency/bandwidth dependent; I don't see why a software driver and protocol interpreter would be too terrible to do.  Just wrap the pcie data into a serial stream, and reverse it out the adaptor....

Yes on a technical level it should work. Sadly I can't see  gpu drivers supporting this though

if the protocol is properly coded in the driver;  the GPU driver is not a concern, as the PCIE ports added will be a system device, which would accept commands just as the driver for the physical on-board PCIE would be in windows....  They already emulated PCI/PCIE ports (in a pseudo sense) in the past with the early virtual pc emulators;  before VMx was a thing.  Pure software emulation with system level hardware control capability. (super early vmware versions for instance).

I've done something like this only once when I was about 15 years younger;  and I only did a small portion of the entire project.  We had to code a driver for a network packet protocol that was just coming out...   But for the life of me, I don't remember exactly what it was... Something about it being universal....  The main part I did was I had to write the functions that built the packets based on input source, size and type..

My friends dad did something similar designing the first PCMCIA universal docking station for laptops in the mid 90's...  so I have people to bounce ideas off of....

(sorry for skew, but we are all curious)
sr. member
Activity: 512
Merit: 260
Since mining traffic to the cards isn't all the latency/bandwidth dependent; I don't see why a software driver and protocol interpreter would be too terrible to do.  Just wrap the pcie data into a serial stream, and reverse it out the adaptor....

Yes on a technical level it should work. Sadly I can't see  gpu drivers supporting this though
legendary
Activity: 1848
Merit: 1166
My AR-15 ID's itself as a toaster. Want breakfast?
Since mining traffic to the cards isn't all the latency/bandwidth dependent; I don't see why a software driver and protocol interpreter would be too terrible to do.  Just wrap the pcie data into a serial stream, and reverse it out the adaptor....
legendary
Activity: 1596
Merit: 1000
I should have a pretty interesting announcement on this front in the next few weeks ...if I were you guys don't buy anymore of these cheap switches (they suck and are not even designed properly), or even GPU risers. I will have something that will change the way we GPU mine Smiley

Same, i'm interested.   maybe it's the PCIE thought USB people have discussed for a while......

I have a few boards with one 16x and one 1x slot that I plan to make into 4-5 card rigs... which would make it cheaper in the end to make the miner;  because those mobo+CPU+memory are typically coming from discarded pc's and are free to me usually =)  Even if I buy the $40 1-3 adaptor;  it's still cheaper than sourcing a newer board, etc.

If he managed to get GPUs working on USB protocols that would be quite something. If anyone can do it, it would be him.
legendary
Activity: 1848
Merit: 1166
My AR-15 ID's itself as a toaster. Want breakfast?
I should have a pretty interesting announcement on this front in the next few weeks ...if I were you guys don't buy anymore of these cheap switches (they suck and are not even designed properly), or even GPU risers. I will have something that will change the way we GPU mine Smiley

Same, i'm interested.   maybe it's the PCIE thought USB people have discussed for a while......

I have a few boards with one 16x and one 1x slot that I plan to make into 4-5 card rigs... which would make it cheaper in the end to make the miner;  because those mobo+CPU+memory are typically coming from discarded pc's and are free to me usually =)  Even if I buy the $40 1-3 adaptor;  it's still cheaper than sourcing a newer board, etc.
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