Natt Feb 14, 2020 @ 11:31pm
Mounting a PCI E adapter
So I'm building a secondary system (as posted in my previous discussion)
But I just realised I have no idea how I'm going to mount it

Luckily my motherboard is so small (only has PCI 1x no 16x)

Do i just mount the gpu in the normal spot in the case and let the adapter hang loose?

If it makes any difference, I'm planning to use an ASUS Radeon HD6850, it isn't that heavy, but I don't wanna risk it getting hurt.
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Showing 1-15 of 21 comments
xSOSxHawkens Feb 15, 2020 @ 1:58am 
You *can* run a GPU on a 1x interface, either with an extension cable or by breaking out the back of the PCIe slot...

But its *not* a smart thing to do and will heavilly hinder your performance.

Assuming the mobo has PCIe 3.0, an x1 slot will have roughly the same performance as a PCIe 1.0 x4 slot...

Either way, yeh, just mount the GPU up and connect it, or run straight from the board if you can.
_I_ Feb 15, 2020 @ 2:09am 
what mobo? (brand/model)

very few have pic-e without atleast 1 x16 slot

some mobos have the x1-x8 slots with the open back of the slot so you can install a longer card but it will use the slots available lanes
ex.
https://www.evercase.co.uk/images/Accessories/FlexibleRiserCards/Opened%20PCI-E%20slot.jpg
Bad 💀 Motha Feb 15, 2020 @ 10:13am 
Share the motherboard model
Natt Feb 15, 2020 @ 5:11pm 
I can't find any branding on the motherboard except for these numbers:
DQ45EK and AZEK952000GT AA E30149-209
Natt Feb 15, 2020 @ 5:13pm 
Originally posted by _I_:
what mobo? (brand/model)

very few have pic-e without atleast 1 x16 slot

some mobos have the x1-x8 slots with the open back of the slot so you can install a longer card but it will use the slots available lanes
ex.
https://www.evercase.co.uk/images/Accessories/FlexibleRiserCards/Opened%20PCI-E%20slot.jpg
It seems to be an intel DQ45EK after doing some research
Natt Feb 15, 2020 @ 5:13pm 
Originally posted by Bad 💀 Motha:
Share the motherboard model
It seems to be an intel DQ45EK after doing some research
SubzeroPhoenix Feb 15, 2020 @ 5:16pm 
Originally posted by Bi-Country:
Originally posted by Bad 💀 Motha:
Share the motherboard model
It seems to be an intel DQ45EK after doing some research

It depends if you need an actual riser cable or a riser + adapter. When planning a free has build I needed both the cable and adapter. Then I PCIe bifurcated a x16 slot. Into two x8s this was to allow me to connect a RAID controller LSI SAS and a 10GbE NIC.

Yeah that motherboard is very old you will not be able to use a videocard.
Last edited by SubzeroPhoenix; Feb 15, 2020 @ 5:34pm
Natt Feb 15, 2020 @ 5:42pm 
Originally posted by Adaptive:
Originally posted by Bi-Country:
It seems to be an intel DQ45EK after doing some research

It depends if you need an actual riser cable or a riser + adapter. When planning a free has build I needed both the cable and adapter. Then I PCIe bifurcated a x16 slot. Into two x8s this was to allow me to connect a RAID controller LSI SAS and a 10GbE NIC.

Yeah that motherboard is very old you will not be able to use a videocard.

I already bought a adapter and cable
I am aware of it's age and the fact that I can't connect a gpu to a pci 1x slot. That is why I need the adapter.
SubzeroPhoenix Feb 15, 2020 @ 5:53pm 
Originally posted by Bi-Country:
Originally posted by Adaptive:

It depends if you need an actual riser cable or a riser + adapter. When planning a free has build I needed both the cable and adapter. Then I PCIe bifurcated a x16 slot. Into two x8s this was to allow me to connect a RAID controller LSI SAS and a 10GbE NIC.

Yeah that motherboard is very old you will not be able to use a videocard.

I already bought a adapter and cable
I am aware of it's age and the fact that I can't connect a gpu to a pci 1x slot. That is why I need the adapter.
You can but you'd need to use a 16x to 1x adapter. But why you would want to I don't know... These sorts of solutions were used for miners.
https://www.newegg.com/p/N82E16812119888?Description=PCI-E%2016x%20cable%20to%201x%20slot&cm_re=PCI-E_16x_cable_to_1x_slot-_-12-119-888-_-Product&quicklink=true

What case do you have? I'm also going to take a stab in the dark and you want to use this as a HTPC?
Last edited by SubzeroPhoenix; Feb 15, 2020 @ 5:56pm
Natt Feb 15, 2020 @ 7:31pm 
Originally posted by Adaptive:
Originally posted by Bi-Country:

I already bought a adapter and cable
I am aware of it's age and the fact that I can't connect a gpu to a pci 1x slot. That is why I need the adapter.
You can but you'd need to use a 16x to 1x adapter. But why you would want to I don't know... These sorts of solutions were used for miners.
https://www.newegg.com/p/N82E16812119888?Description=PCI-E%2016x%20cable%20to%201x%20slot&cm_re=PCI-E_16x_cable_to_1x_slot-_-12-119-888-_-Product&quicklink=true

What case do you have? I'm also going to take a stab in the dark and you want to use this as a HTPC?
In the title I said I'm building a secondary system...
Read the whole post.
I know that. I have already bought it.
I want to use it because the motherboard doesn't have a 16x slot...
I need a 16x to connect a GPU...
and I don't have a case yet.
SubzeroPhoenix Feb 15, 2020 @ 7:34pm 
Originally posted by Bi-Country:
Originally posted by Adaptive:
You can but you'd need to use a 16x to 1x adapter. But why you would want to I don't know... These sorts of solutions were used for miners.
https://www.newegg.com/p/N82E16812119888?Description=PCI-E%2016x%20cable%20to%201x%20slot&cm_re=PCI-E_16x_cable_to_1x_slot-_-12-119-888-_-Product&quicklink=true

What case do you have? I'm also going to take a stab in the dark and you want to use this as a HTPC?
In the title I said I'm building a secondary system...
Read the whole post.
I know that. I have already bought it.
I want to use it because the motherboard doesn't have a 16x slot...
I need a 16x to connect a GPU...
and I don't have a case yet.

Well knowing what case you are getting would be helpful. Can't exactly recommend a mounting solution without knowing what it's going into.
Last edited by SubzeroPhoenix; Feb 15, 2020 @ 7:35pm
Natt Feb 15, 2020 @ 7:36pm 
Originally posted by Adaptive:
Originally posted by Bi-Country:
In the title I said I'm building a secondary system...
Read the whole post.
I know that. I have already bought it.
I want to use it because the motherboard doesn't have a 16x slot...
I need a 16x to connect a GPU...
and I don't have a case yet.

Well knowing what case you are getting would be helpful.
I'm getting the cheapest possible 2nd hand case I can find.
SubzeroPhoenix Feb 15, 2020 @ 7:46pm 
Originally posted by Bi-Country:
Originally posted by Adaptive:

Well knowing what case you are getting would be helpful.
I'm getting the cheapest possible 2nd hand case I can find.
I know how, using say something like non-destructive adhesive strips attach the bracket of the videocard like usual just make sure there is enough clearance.

So basically you'd use your splitter cable connected to the slot of the 1x PCI-E slot then connect that to the bracket 16x adapter So basically it would be attaching the same way it would to an actual motherboard. The adapter just needs to be attached at the same height as the main motherboard. Then take the 1x cable connect it and power it, from the PSU you have.

There is problem though with this configuration how much of the videocard are you going to use? As these riser cards use the SATA power cable, and you'll probably trip the over-current protection on a PSU using this much power from the SATA power.

Which riser cables / card are you using ?
Last edited by SubzeroPhoenix; Feb 15, 2020 @ 7:51pm
Natt Feb 15, 2020 @ 7:51pm 
Originally posted by Adaptive:
Originally posted by Bi-Country:
I'm getting the cheapest possible 2nd hand case I can find.
I know how, using say something like non-destructive adhesive strips attach the bracket of the videocard like usual just make sure there is enough clearance.

So basically you'd use your splitter cable connected to the slot of the 1x PCI-E slot then connect that to the bracket 16x adapter So basically it would be attaching the same way it would to an actual motherboard. The adapter just needs to be attached at the same height as the main motherboard. Then take the 1x cable connect it and power it, from the PSU you have.

There is problem though with this configuration how much of the videocard are you going to use? As these riser cards use the SATA power cable.

Thanks for the tip.
I know how the cable works.

What do you mean by how much of the video card?
I don't understand what you're saying.
SubzeroPhoenix Feb 15, 2020 @ 7:52pm 
Originally posted by Bi-Country:
Originally posted by Adaptive:
I know how, using say something like non-destructive adhesive strips attach the bracket of the videocard like usual just make sure there is enough clearance.

So basically you'd use your splitter cable connected to the slot of the 1x PCI-E slot then connect that to the bracket 16x adapter So basically it would be attaching the same way it would to an actual motherboard. The adapter just needs to be attached at the same height as the main motherboard. Then take the 1x cable connect it and power it, from the PSU you have.

There is problem though with this configuration how much of the videocard are you going to use? As these riser cards use the SATA power cable.

Thanks for the tip.
I know how the cable works.

What do you mean by how much of the video card?
I don't understand what you're saying.

The higher the utilisation the more power it's going to draw.
HD6850 will need at least 1 PCI-E power connector 6pin. And a SATA power can only deliver. 54watts of power the 6pin from a PSU delivers 75W and the PCI-E 75 watts

Maximum wattage for the HD6850 127 Watts
Last edited by SubzeroPhoenix; Feb 15, 2020 @ 7:58pm
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Date Posted: Feb 14, 2020 @ 11:31pm
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