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VGLeaks: PlayStation 4 "Orbis" Roadmap

thuway

Member
If Sony wants bandwidth akin to what GDDR5 provides (in the said amount) but chooses not to go with GDDR5 (or can't) -- what other alternatives remain? How many different ways can you achieve the above and, subsequently, which seems the most viable?

Wide IO2, 2.5D RAM, 3D RAM, some form of Hybrid Memory - but its all unproven and unreleased tech.
 

gofreak

GAF's Bob Woodward
So how much of that 4 GB would be reserverd for the OS?


I would guess no more than 1GB. TBH, though, I'd be fine with an OS like Vita's in PS4, more or less...which uses 256MB. But I guess Sony might have more resource-aggressive plans in mind for PS4.

edit - fixed
 

stryke

Member
Why dont we start a petition for the PS4 with 4GB of GDDR5 for games only and maybe even 1 or 2 GB system memory?

Meanwhile at Sony HQ...

mj-laughing.gif
 
I would guess 1GB. TBH, though, I'd be fine with an OS like Vita's in PS4, more or less...which uses 512MB. But I guess Sony might have more resource-aggressive plans in mind for PS4.

Needs to be able to use the web browser though (at least I'd like that) and any other apps while a game is paused. Whatever additional OS memory it takes to make the happen that's what they need to aim for.
 

wsippel

Banned
If Sony wants bandwidth akin to what GDDR5 provides (in the said amount) but chooses not to go with GDDR5 (or can't) -- what other alternatives remain? How many different ways can you achieve the above and, subsequently, which seems the most viable?
Sixteen channel DDR3 would offer the same bandwidth and much better latency. Though board and memory controller would be insanely complex I guess.
 

Violater

Member
If it's too good ot be true, it probably will not happen = Sony
:(
I'm not getting my hopes up yet.
What are the other additions they could be making to the system, I assume bluray is still in.
Will they try to push 4K through the PS4?
I don't see people jumping on 4K like they did HD, unless the price of 4K comes down so drastically that HD is phased out.

In other words what will be their "gimmick" for want of a better word, besides "how powerful" this console is.
Will the HDMi cable finally be standard in the box?
It certainly is going to be a long wait to E3 riddled with more and more rumors.
 

iceatcs

Junior Member
Needs to be able to use the web browser though (at least I'd like that) and any other apps while a game is paused. Whatever additional OS memory's it takes to make the happen that's what they need to aim for.

I think it is better off to keep browser as simple. We don't want it to have huge print. It is kind of waste because there is some many other alternate to use the browsers such as tablet on your lap while gaming on TV.
 
I have a feeling that Sony only releases games on PSN that will also work on the PS4, maybe they have already compiled them for PS4 or at least ran checks to make sure it will work, at least true for the last couple of years. My bet is that most PSN games will work with PS4, even games like Bioshock 2.

Disc games, forget about it.
Is this even possible? What difference does it make if it's retail or PSN? If they can emulate one, it should affect the other?
I would guess 1GB. TBH, though, I'd be fine with an OS like Vita's in PS4, more or less...which uses 512MB. But I guess Sony might have more resource-aggressive plans in mind for PS4.

Resource aggressive? Anything in mind? Any idea if they will have the functionality of video streaming your game to say TwitchTV?
 

stryke

Member
If it's too good ot be true, it probably will not happen = Sony
:(
I'm not getting my hopes up yet.
What are the other additions they could be making to the system, I assume bluray is still in.
Will they try to push 4K through the PS4?
I don't see people jumping on 4K like they did HD, unless the price of 4K comes down so drastically that HD is phased out.


In other words what will be their "gimmick" for want of a better word, besides "how powerful" this console is.
Will the HDMi cable finally be standard in the box?
It certainly is going to be a long wait to E3 riddled with more and more rumors.

For movies, likely. For games, not likely.
 

gofreak

GAF's Bob Woodward
Needs to be able to use the web browser though

Vita can do that now, post FW2.0.

You can multi-task 6 (I think?) apps alongside a game on Vita. Skype, the web browser, Party, Friends, Group Messaging, Trophies, the Photos app, Music, Email, Settings, Twitter, Flickr, Music Unlimited, the PSN store, Near.

The ones you can't multi-task alongside a game are: Content Manager, Maps, Video, Foursquare, Netflix, Youtube

It's easily the most multi-taskable console/game OS so far and it's super fast. I'm not sure how much more they need for a living room box. Maybe the video apps too and other living room stuff...
 

Valnen

Member
The PS4 will contain a SSD.

Ugh I hope not, I don't want to deal with SSD until capacities go up and prices drop. Basically I don't want one until they've made regular hard drives totally obsolete, and until 1TB+ SSD's show up at very affordable prices that hasn't happened.

I can guarantee you every Orbis and Durango game will be 20-30 gigs, minimum.
 

thuway

Member
In the final product things can change. I think everyone needs to remember this. Meaning you can have less RAM or more RAM. It could be a win or a huge fail. This gives us a ball park. I am optimistic though we will see 3 GB of high speed RAM for games :D.
 

i-Lo

Member
I would guess 1GB. TBH, though, I'd be fine with an OS like Vita's in PS4, more or less...which uses 512MB. But I guess Sony might have more resource-aggressive plans in mind for PS4.

Question is how much of that 512MB is actually reserved for OS?
 

Respawn

Banned
I would guess 1GB. TBH, though, I'd be fine with an OS like Vita's in PS4, more or less...which uses 512MB. But I guess Sony might have more resource-aggressive plans in mind for PS4.

Lets just wait and see. I doubt they will use 1gb of precious GDDR5 for os functions.

What Im thinking to. Other ram on the board for this.
No need for a petition either. Sony is reading this thread.
 

thuway

Member
Question is how much of that 512MB is actually reserved for OS?

Microsoft has deliberately avoided fast bandwith in favor of a larger memory pool. They are prioritizing OS functions, asynchronous gameplay, streaming tech, communication between multiple devices, recording features (similar to Nasne) etc.

Sony chose 4 GB of fast bandwith to favor gameOS over any peripheral distractions. I think we'll see 1 GB reserved for OS use and that number will shrink as time goes on. However, Sony must work on speed (no jank plz) and features such as the ability to use apps like Skype, receive app specific notifcations (Facebook), and still have the ability to do all of this while in game. If they can muster all that into 512mb or less, I think we'll all be happy.
 
For movies, likely. For games, not likely.

Sony's been showing off GT5 in 4K running through daisy chained PS3's at CES (and before). This could be an indication of things to come. Early reports of GT6 indicate it will not be a completely overhauled physics/game engine, but more an evolution of the current GT5 build (albeit with better graphics and performance). I don't think its out of the realm of possibility that Orbis will be able to push some games at 4k.

Sony loves pushing the envelope. Unfortunately its not always financially successful. There are plenty of critics of 3D, but i must say, i am personally glad games like Uncharted 3 and GT5 have a 3D option. Both those game make great use of the effect. Based on Sony's track record of adopting new tech early, i think 4K is a possibility (even if limited).

On another note, everyone's been talking about 4 GB of GDDR5, which would be excellent... but lets not get ahead of ourselves. The final system specs could very well only have 2 GB.
 

thuway

Member
Yoshida is probably dying of laughter somewhere. While playing PS4. :(

Or completely agreeing. Sony and Microsoft made their design decisions surrounded their successor machines in 2011. Changing any thing at this stage would mean throwing away a billion dollars and an entire year worth of work.

I don't think Sony ever believed in their wildest dreams Microsoft would opt for 8 GB of RAM. Hence, the September Devkits approaching 6 GB of RAM.
 
As for the OS. I honestly like how "lite" the PS3's is, i just wish the web browser was worth a damn and there was better functionality with regard to the in-game overlay. I really hope Sony can improve on those fronts while still keeping the OS as thin as possible. The less system resources the OS needs, the better in my opinion.
 

KAL2006

Banned
I hope the PS4 has a video decoder for streaming purposes, just so the system is future proof in the streaming department. I think the future involves with streaming data to smartphones and tablets, just like MS is doing with SmartGlass or what Apple are doing with AirPlay, or what Nintendo are doing with the WiiU pad. Streaming shouldn't be long and clunky like PS3 remote play and it should be compatible with every app and game, the Vira would benefit with this allot too.
 

thuway

Member
Why dont we start a petition for the PS4 with 4GB of GDDR5 for games only and maybe even 1 or 2 GB system memory?

Consoles aren't designed in vacuums. If you change one part, the entire board becomes useless. You cannot make last minute alterations without spending 500 million dollars. If Sony were to add an extra GB of LPDDR (Which is stupidly cheap), it would cost another billion dollars to engineer, test, tape out, and put into production. Things aren't black and white. Sony made a concious decision whenever they created target specs for their machine. This is what they wanted, and this is what they are getting.
 
What can we expect the clock rates for the memory to be like? Does it even make sense to compare it to the clock rates that found in GPUs?
 

Racer30

Member
Early reports of GT6 indicate it will not be a completely overhauled physics/game engine, but more an evolution of the current GT5 build (albeit with better graphics and performance)
.

Source?

You can forget about 2GB I think, 4 is minimum. Probably 6 or 8.

4GB Vram with insane bandwith and 2 for for Main. (512mb reserved for OS)
 
Or completely agreeing. Sony and Microsoft made their design decisions surrounded their successor machines in 2011. Changing any thing at this stage would mean throwing away a billion dollars and an entire year worth of work.

I don't think Sony ever believed in their wildest dreams Microsoft would opt for 8 GB of RAM. Hence, the September Devkits approaching 6 GB of RAM.

I agree. 2GB was a reasonable target, but they probably got a bit scared of MS going all out and losing their edge in graphics (despite of the fact that they don't really need to go all out to win a gen, as Nintendo has proven), so they decided to push out for 4GB, the dame way MS upgraded 360 to 512MB after Epic complained. Aside from that, any other major mods at this point would require extra time and a lot of money and they don't have neither.
 
Lets just wait and see. I doubt they will use 1gb of precious GDDR5 for os functions.


What Im thinking to. Other ram on the board for this.
No need for a petition either. Sony is reading this thread.

Ugh I hope not, I don't want to deal with SSD until capacities go up and prices drop. Basically I don't want one until they've made regular hard drives totally obsolete, and until 1TB+ SSD's show up at very affordable prices that hasn't happened.

A year from now SSD's will cost half what they do now. As for performance, it's night and day. For example, booting into windows 7 in 5 seconds (SSD) vs 15 seconds (10000 RPM HDD).

I share the concern about size though, especially considering, as you've mentioned, that next gen games are going to be huge (20-30 GB). It wont take long to fill at 120GB SSD.
 

i-Lo

Member
Consoles aren't designed in vacuums. If you change one part, the entire board becomes useless. You cannot make last minute alterations without spending 500 million dollars. If Sony were to add an extra GB of LPDDR (Which is stupidly cheap), it would cost another billion dollars to engineer, test, tape out, and put into production. Things aren't black and white. Sony made a concious decision whenever they created target specs for their machine. This is what they wanted, and this is what they are getting.

Wasn't there a rumour about Sony launching 2 Dev kits with 8 and 16GB ram quite recently? Doesn't that show flexibility and that they have yet to finalize specs?
 

stryke

Member
Sony's been showing off GT5 in 4K running through daisy chained PS3's at CES (and before). This could be an indication of things to come. Early reports of GT6 indicate it will not be a completely overhauled physics/game engine, but more an evolution of the current GT5 build (albeit with better graphics and performance). I don't think its out of the realm of possibility that Orbis will be able to push some games at 4k.

Sony loves pushing the envelope. Unfortunately its not always financially successful. There are plenty of critics of 3D, but i must say, i am personally glad games like Uncharted 3 and GT5 have a 3D option. Both those game make great use of the effect. Based on Sony's track record of adopting new tech early, i think 4K is a possibility (even if limited).

On another note, everyone's been talking about 4 GB of GDDR5, which would be excellent... but lets not get ahead of ourselves. The final system specs could very well only have 2 GB.

With absolutely no improvement in IQ (no higher res textures, assets, special effects etc). All it is is a resolution bump.

4GB is the target amount for final spec, not in devkits.
 
The PS3 has a 2x BD read speed, and the most common Blu-Ray drives nowadays have 6x, so if Sony uses a 6x drive in the PS4 it would stream about twice as fast as the current 12x DVD drive in a 360.

Still not fast enough, especially given it'll be filling around 8x the RAM (unless we have to install everything). Plus of course a bigger issue was seek times (though I gather this may be sorted with recent drives).

Unrelated, trying to directly compare DDR3 and GDDR5 in a console environment is fairly pointless until we know a hell of a lot more about their architectures in detail. Especially specifics like eDRAM and various caches.
 

Racer30

Member
You cannot make last minute alterations without spending 500 million dollars.

Depends what you mean by last minute...but final specs may not be down yet. If it isnt, they could probably add ram up until that last minute without adding too much cost.
 
Source?

You can forget about 2GB I think, 4 is minimum. Probably 6 or 8.

4GB Vram with insane bandwith and 2 for for Main. (512mb reserved for OS)

Source is several interviews. But he's right. GT5 had an engine built from scratch, GT5 car models are already modeled beyond what it is used in GT5, "Next gran turismo won't take as long" from Kaz, etc.
 

gofreak

GAF's Bob Woodward
I'm confused. I just checked on wiki and it states that it has 512 MB system ram & 128MB of vram.

Eep! Sorry, I was incorrect.

It is 512MB system memory.

256MB reserved for the OS.

I was recalling one of the teardowns mentioning the 1Gb of VRAM and mixed things up.

So maybe 1GB for PS4's OS might be on the high end relative to that...
 

wsippel

Banned
With absolutely no improvement in IQ (no higher res textures, assets, special effects etc). All it is is a resolution bump.

4GB is the target amount for final spec, not in devkits.
VGLeaks says 2GB is the current target, and it might be raised to 4GB. Or not.
 
I'm confused. I just checked on wiki and it states that it has 512 MB system ram & 128MB of vram.

He's wrong. 'Pedia is right. Games can use more than 400 MBs of main memory if they need to on Vita. The actual reserved amount could be as little as 64-96MBs.

Doesn't the Vita also have a 4GB flash storage for OS and updates?

Yes, it can write app states to memory for multitasking, sleeping, etc. Apps and games can be moved in and out of RAM as needed.
 
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