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Crescent Bay is 90hz & maybe 4K. sounds like a custom screen

whitedragon101
Explorer
Road to VR live blog shows that crescent bay is 90hz. PC Gamer say the same.

Also the two Dutch Guys said "I see no pixel...it had to be 4k display minimum. it was much crispier than even gear VR" (link below).


"01:07 by Ben Lang
75fps DK2, 60fps Gear VR, 90fps Crescent Bay (confirmed 90Hz!)"
http://www.roadtovr.com/oculus-connect-elevating-vr-live-blog-445pm-pdt/

"Mitchell confirmed the demos were running at 90Hz on high-end systems using the new Nvidia Maxwell graphics cards."
http://www.pcgamer.com/2014/09/21/oculus-rift-crescent-bay-prototype-hands-on-experiencing-true-vr-p...

Link to "The Virtual Dutch Men"
https://www.youtube.com/watch?v=XnV90XUL-Bg
37 REPLIES 37

PASAf
Honored Guest

whitedragon101
Explorer
"PASAf" wrote:
I'm just going to leave this here
http://www.blurbusters.com/4k-120hz-possible-over-hdmi2/


Best post ever. Well done PASAf

I really hope they take the bleeding edge route on resolution and upscale for systems that can't hit the right fps at native res

RonsonPL
Heroic Explorer
Carmack said 2160p would come
in a couple of years

(Seriously - how can anyone not watch everything Abrash or Carmack says and be on this forum? Go watch it whole, right now, you won't regret it!)

Stop dreaming about 4K in CV1 already. It won't happen. But in 2-3 years, maybe 4 - it will happen, for sure.
As of now - it's at least 1440p + improved SDE, and that gives the quality better than 1440p in Samsung Gear.

My guess is - they will use some Samsung OLED panel, 1440p or 1440p, but wider, 21:9 seems plausible.
Not an Oculus hater, but not a fan anymore. Still lots of respect for the team-Carmack, Abrash. Oculus is driven by big corporation principles now. That brings painful effects already, more to come in the future. This is not the Oculus I once cheered for.

whitedragon101
Explorer
"RonsonPL" wrote:
Carmack said 2160p would come
in a couple of years

(Seriously - how can anyone not watch everything Abrash or Carmack says and be on this forum? Go watch it whole, right now, you won't regret it!)

Stop dreaming about 4K in CV1 already. It won't happen. But in 2-3 years, maybe 4 - it will happen, for sure.
As of now - it's at least 1440p + improved SDE, and that gives the quality better than 1440p in Samsung Gear.

My guess is - they will use some Samsung OLED panel, 1440p or 1440p, but wider, 21:9 seems plausible.


To be fair It is mostly hope that makes me think 4K for CV1. However if something is technically possible sometimes awesome happens. The 2 big questions :

1) In 2015 will a 4K screen exist? = answer seems to be yes - samsung said they plan 4K mobile screens by 2015
"Late in 2013 Samsung revealed it hopes to have 4K displays on smartphones by 2015"
http://www.techradar.com/news/phone-and-communications/mobile-phones/samsung-is-reportedly-upgrading...
2) In 2015 can display port of HMDI carry the signal at 90hz+ = answer seems to be yes
http://www.blurbusters.com/4k-120hz-possible-over-hdmi2/

Also Q 2 could be worked around with a scaling chip in the headset for lower end systems and native for high end systems.


I have watched every video of both Abrash and Carmack. Abrash tends to talk in generalities about the future of VR as if there are no products. Carmack seems to be incredibly careful not to say Cv1 won't be 4K. In Connect (can't remember if it was the live panel or his talk) he said "4K is 1 generation away" then quickly said "one screen generation not product generation." That could be taken many ways but in the context of what he had just been talking about he seemed to be making sure not to say no 4k in CV1.

Oculus not saying "no 4K" doesn't mean there will be 4K. But I haven't seen anyone put the kibosh on it yet.

Do you have the link and timecode for the Carmack 2160p quote "in a couple of years." ? Thanks 🙂

MrMonkeybat
Explorer
I have watched all the talks that have been loaded on youtube and they where very careful to neither promise anything nor dismiss any possibilities for CV. Not even saying what specs they have achieved in CB but still saying CV will be better.

In this thread viewtopic.php?f=26&t=14769&start=160
Same people like LibertyKeeper are getting excited about what looks like two screen connections on CB construction:


So perhaps we should not rule out a video cable with two Display Ports on CV1. HDMI 2 has shifted to a datapacket format like DP and is only just catching up to the Bandwidth DP has had since 2009. DP1.3 increases bandwidth to 32Gbits, and you can double capacity again with VESA compression but I dont think they have published the latency on that.

Oculus are making direct to Rift plug and play drivers so outputting in pentile colour reduces the required bandwidth by a whole third, so 90 is well within reach on HDMI2 and DP1.2 with variable persistence 8bit colour depth should be acceptable so that allows frame rates over 112, then there is cruft like VBlank. Use dual connectors and double that to 224, interlace it and double the effective frame rate again to 448.

So the bandwidth problem is not insurmountable I have faith they will give us the highest res screen they can get in production that is the limiting factor. So if its a Chrismas 2015 launch, screens with the PPI of the Note 5 UHD screen.

RonsonPL
Heroic Explorer
whitedragon101

He said, on Oculus Connect. Not directly. He was talking about something that won't be possible until 4K displays, and then said it's a couple of years.
It's clear from it, that he doesn't expect CV1 to have 4K display.
I'll try to watch the keynote/panel again and find it.
Not an Oculus hater, but not a fan anymore. Still lots of respect for the team-Carmack, Abrash. Oculus is driven by big corporation principles now. That brings painful effects already, more to come in the future. This is not the Oculus I once cheered for.

5010
Honored Guest
What about 2 of those nifty 1440x1440 square screens from the new Blackberry placed side by side? Just a thought.

ref: http://www.neowin.net/news/45-1440x1440-square-blackberry-with-11-aspect-ratio-teased

OsoVRy
Honored Guest
Hmmm, maybe it's using nvidias cascaded display tech. Wouldn't be so easy to quote the resolution with that.

kernow
Heroic Explorer
have you guys not watched this yet?

Tested
Norm from Tested interviews Nate and Palmer, plus hands-on with Crescent Bay.

https://www.youtube.com/watch?v=By-IcNblqRo

Palmer looks a little exhausted.

itypo
Honored Guest
From watching all the info i think they found a way to get a 90hz OLED screen with a decent resolution, not 4K but in the range of 1440p-1600p, and maybe with a special pixel arrangement so the screendoor effect is much less? Maybe in combination with the new optics as well.