Oculus Rift with a RTX 4090 FE issues

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I recently built a new pc with my 3090 FE & all was working well, I upgrade to a 4090 FE over the weekend & now when I (with the Rift hmd hdmi connected) open the Oculus software after about a second my monitor goes to a black screen flickers then goes into standby, then back on again flickers then back to standby over & over. I can start up the Oculus without the hmd connected & look at the setup screen, plug the hmd hdmi in & see the the light go green (meaning its good) then lose connection to the monitor again.
I do have a picture in the hmd but I obviously need to see the monitor to do setup etc.
I have tried complete uninstall/reinstall the Oculus software, same with the graphics drivers with the clean install option.
Tried with the latest drivers (531.29) & also an older driver (528.49)
I have tried having the monitor (DP) & tv (hdmi) connected at the same time to rule that out & that works fine.
The closest thing I found was someone saying their monitor would flash with a 4090 & it was suggested the 4090 might not be supported by the Rift?
I couldn't find anything else after Googling & I've ran out of things to try.
Could it be simply that the Oculus software/Rift doesn't support the 4090 yet, is it really that old now & is being left behind? Anyone else have any experience with this issue?
I could try putting my 3090 back in to test but I'm 99.9% sure it will be fine cos it was working fine before the swap.
Any help would be much appreciated! :/

System specs are: MSI MAG Z790 Tomahawk DDR5 mobo, i7 13700k, 32gb mhz 6000 DDR5 ram, rtx 4090 FE, Windows 11.
 
Not sure if it’s any help, but my Rift s works perfectly with my Zotac 4090.
I fitted the 4090 when I got it and it worked fine without updating any software.
Mines the older one, the one before the S model, I don't know if its called anything else other than just a Rift?
 
iirc it's the rift CV1
Looking at pics on ebay, yes it looks like it is a Rift CV1.
If its a matter of it just being not supported now I will just accept it & move on & buy a newer system, but just would like to know for sure before I go & buy spend money on something else as I was playing Half Life Alex with the 3090 & it looked great.. :/
 
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Looking at pics on ebay, yes it looks like it is a Rift CV1.
If its a matter of it just being not supported now I will just accept it & move on & buy a newer system, but just would like to know for sure before I go & buy spend money on something else as I was playing Half Life Alex with the 3090 & it looked great.. :/
sorry but i have no idea why it doesn't work with your 4090, i don't see why it wouldn't if it was working with a 3090, i've not heard of older hmd's being incompatible with newer gpu's.
 
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Not directly related, but when I went from a CV1 to a Rift S, I had a compatibility issue with a 1080Ti which could never properly be explained.

Tried two different Rift S headsets and had the same issue. Eventually gave in and changed my card to a 2070S, and all worked perfectly again.

As I say, not directly related except that it seems to show there can be incredibly niche compatibility issues with these headsets, so probably you'll find that changing to a different headset will end your woes.

It was so long ago now, I can't even remember the details of what didn't work for me. But pretty sure I posted on here so you could search. I don't think it was quite the same as your issue.
 
sorry but i have no idea why it doesn't work with your 4090, i don't see why it wouldn't if it was working with a 3090, i've not heard of older hmd's being incompatible with newer gpu'

Not directly related, but when I went from a CV1 to a Rift S, I had a compatibility issue with a 1080Ti which could never properly be explained.

Tried two different Rift S headsets and had the same issue. Eventually gave in and changed my card to a 2070S, and all worked perfectly again.

As I say, not directly related except that it seems to show there can be incredibly niche compatibility issues with these headsets, so probably you'll find that changing to a different headset will end your woes.

It was so long ago now, I can't even remember the details of what didn't work for me. But pretty sure I posted on here so you could search. I don't think it was quite the same as your issue.
Yes from what I have read so far, although there's not much about it there does seem to be, or can an issue with compatibility with older hmds & newer gpu's (or even the other way round). I guess there's not many people using an old Rift with a 4090 right now, they probably have a newer vr system so info is hard to find.
Just would have liked it confirmed before spending even more hard earned cash.. :(
Even then what do I buy, a G2? Any news on a G3?
 
are your drivers / software up to date? i seem to remember at launch the 4090 had some problems on the rift forums and oculus said an update would be needed - cant remember if it was an oculus software or an nvidia update.
do you have any extension cables with your rift? if so remove them (i had an extension cable and it worked fine with 1 gpu but not another)

how many sensors do you have with your rift. ? just to get it going try it with just 1, and try different usb 3 ports. i had to get a pcie usb3 card to support my 3 sensor rift CV1... without it i overloaded my usb and it caused all manner of issues.

i have a reverb G2... its been good but i would not contemplate one now..... and sadly i doubt the G3 will ever come , i fear HP are dropping VR which probably means an end to windows mixed reality in general.

if you do buy new exactly what to buy depends on your budget..... with foveated rendering taking off and the £500 cut the meta quest pro is suddently on my radar. still a little too rich for me to be honest but given the quest 3 will likely still be a single screen and may not offer eye tracking, the meta quest pro may be the only "Oculus" headset i would consider (shame as i have a lot of oculus software)

the quest 2 is nice enough but its long in the tooth now........ the pico4 not bad and worth considering but again, if you have an oculus library you may not want to use ReVive 3rd party software to play your games.

but if it were me and wanted a headset right now it would likely be a pico4, quest 2 (begrudgingly) or a quest pro.
 
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are your drivers / software up to date? i seem to remember at launch the 4090 had some problems on the rift forums and oculus said an update would be needed - cant remember if it was an oculus software or an nvidia update.
do you have any extension cables with your rift? if so remove them (i had an extension cable and it worked fine with 1 gpu but not another)

how many sensors do you have with your rift. ? just to get it going try it with just 1, and try different usb 3 ports. i had to get a pcie usb3 card to support my 3 sensor rift CV1... without it i overloaded my usb and it caused all manner of issues.

i have a reverb G2... its been good but i would not contemplate one now..... and sadly i doubt the G3 will ever come , i fear HP are dropping VR which probably means an end to windows mixed reality in general.

if you do buy new exactly what to buy depends on your budget..... with foveated rendering taking off and the £500 cut the meta quest pro is suddently on my radar. still a little too rich for me to be honest but given the quest 3 will likely still be a single screen and may not offer eye tracking, the meta quest pro may be the only "Oculus" headset i would consider (shame as i have a lot of oculus software)

the quest 2 is nice enough but its long in the tooth now........ the pico4 not bad and worth considering but again, if you have an oculus library you may not want to use ReVive 3rd party software to play your games.

but if it were me and wanted a headset right now it would likely be a pico4, quest 2 (begrudgingly) or a quest pro.
Hey thx for the reply, everything is up to date & it was all working with the 3090, the only change was the graphics card. Anyway I managed to fix my problem by going out & buying a used Rift S & its now all working as it should be, I guess there must be some kind of issue with the hdmi being used along with the display port on the 4090 with the Rift CV1?

So why wouldn't you recommend a Reverb G2 Version 2, I've read lots of good things about it, it seems really good for the price? I have almost all my vr games on Steam so Im not interested in a stand alone hmd like the quest, dont want to pay their prices tbh, you can pick vr games up quite cheap for steam.

So is the meta quest pro just a higher quality version of the quest 2?
 
Hey thx for the reply, everything is up to date & it was all working with the 3090, the only change was the graphics card. Anyway I managed to fix my problem by going out & buying a used Rift S & its now all working as it should be, I guess there must be some kind of issue with the hdmi being used along with the display port on the 4090 with the Rift CV1?

So why wouldn't you recommend a Reverb G2 Version 2, I've read lots of good things about it, it seems really good for the price? I have almost all my vr games on Steam so Im not interested in a stand alone hmd like the quest, dont want to pay their prices tbh, you can pick vr games up quite cheap for steam.

So is the meta quest pro just a higher quality version of the quest 2?
I am assuming you are in the UK. (in the US the G2 has been $300 and it's a no brainer then). the G2 is a good headset, a very good one if you don't need the motion controllers that much (they do not track as well as oculus and certainly not as well as the original cv1 controllers,). but in England for £600..... for me the small sweetspot and it's field of view is just not good enough. I have no regrets buying mine (cost me around £500 and £30 to improve the face plate to get max fov) but that was a long time ago now and for me now I think if you have to buy new now I would be leaning to the pico 4 or quest pro budget depending (bear in mind I have used neither).
now you have a working rift S I would say enjoy that for a bit and see what happens

I know you say you are not interested in standalone... but the quest and pico both support PCVR too and some games for the quest are cross buy. you get 2 copies PCVR AND standalone. but I can't explain how freeing untethered vr is. (and is one reason I am now tempted to get a quest pro. that thing works flawlessly outside.

quest 2 Vs quest pro.

the pro has 2 screens one for each eye so makes better use of the resolution
the pro has 50% more grunt
the pro has better sound
the pro has larger (10% maybe) FOV
the pro has a better head mount
the pro has eye tracking for foveated rendering (increases resolution for what you look and and decreases what you can't see)
the pro controllers track themselves so no line of site issues with them behind your back or close together
the pro controllers track flawlessly outside.


but the pro costs £1000 (ouch)
 
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The Pro has QLED screens with local dimming that give almost OLED levels of colours (Though not all games support the dimming yet).
The Pro has pancake lenses that are clear from edge to edge - the entire lens is the sweet spot.
The Pro has an open faceplate that doesn't clamp to your face. (Don't knock this unless you try it!)
 
Now you have a 4090, a Pico 4 should be your next headset. Assuming you have a good router, you can get better results that a G2 and it's almost a 3rd of the price of a Quest Pro.
 
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I am assuming you are in the UK. (in the US the G2 has been $300 and it's a no brainer then). the G2 is a good headset, a very good one if you don't need the motion controllers that much (they do not track as well as oculus and certainly not as well as the original cv1 controllers,). but in England for £600..... for me the small sweetspot and it's field of view is just not good enough. I have no regrets buying mine (cost me around £500 and £30 to improve the face plate to get max fov) but that was a long time ago now and for me now I think if you have to buy new now I would be leaning to the pico 4 or quest pro budget depending (bear in mind I have used neither).
now you have a working rift S I would say enjoy that for a bit and see what happens

I know you say you are not interested in standalone... but the quest and pico both support PCVR too and some games for the quest are cross buy. you get 2 copies PCVR AND standalone. but I can't explain how freeing untethered vr is. (and is one reason I am now tempted to get a quest pro. that thing works flawlessly outside.

quest 2 Vs quest pro.

the pro has 2 screens one for each eye so makes better use of the resolution
the pro has 50% more grunt
the pro has better sound
the pro has larger (10% maybe) FOV
the pro has a better head mount
the pro has eye tracking for foveated rendering (increases resolution for what you look and and decreases what you can't see)
the pro controllers track themselves so no line of site issues with them behind your back or close together
the pro controllers track flawlessly outside.


but the pro costs £1000 (ouch)
Yes in the UK. You're certainly making a good case for the Quest pro, & your spec list for it sounds great. Would I need to buy the cable for pcvr or does it come with it?
Its deffo something I will consider when the time comes but for now I'm still recovering from the price of the 4090 & the unexpected cost of the Rift S on top lol.
 
The Pro has QLED screens with local dimming that give almost OLED levels of colours (Though not all games support the dimming yet).
The Pro has pancake lenses that are clear from edge to edge - the entire lens is the sweet spot.
The Pro has an open faceplate that doesn't clamp to your face. (Don't knock this unless you try it!)
I will look at it again when I'm ready & able to upgrade my hmd thanks.
 
Hey thx for the reply, everything is up to date & it was all working with the 3090, the only change was the graphics card. Anyway I managed to fix my problem by going out & buying a used Rift S & its now all working as it should be, I guess there must be some kind of issue with the hdmi being used along with the display port on the 4090 with the Rift CV1?

So why wouldn't you recommend a Reverb G2 Version 2, I've read lots of good things about it, it seems really good for the price? I have almost all my vr games on Steam so Im not interested in a stand alone hmd like the quest, dont want to pay their prices tbh, you can pick vr games up quite cheap for steam.

So is the meta quest pro just a higher quality version of the quest 2?

Any chance you could return the Rift S and buy a Pico 4? It will be so much better!!
 
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