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Forums - Sony Discussion - New interview with Cerny, goes into detail about PS4 hardware (NeoGAF translation)

I don't know if already posted.

http://av.watch.impress.co.jp/docs/series/rt/20130325_593036.html

Credits to users in NeoGAF that translated the interview (http://www.neogaf.com/forum/showthread.php?t=530181).

Anyway, this is basically what I got from this:

  • They don't use HSA (I THINK) but their own optimizations because AMD wasn't ready or something? But they are using OpenGL to the point of "full access to the hardware."
    Originally Posted by gofreak:
    It's not saying 'it doesn't use HSA'. It's saying it doesn't 'just' use off-the-shelf HSA stuff.
  • They mention having to drop BC as being a necessary evil to make sure devs will be happy going forward.
  • They used what they learned from the Cell to make a powerful console. The did this by having to modify the GPU, etc (via ACE for proper compute processing).
  • He also talks about 4k gaming, and he said they are focusing on 1080p, but he did say that they can, for example, put the OS UI in 4k, but render the game in 1080p.
  • With that, he says they'd like to save as many resources as possible to ensure that 1080p because having the 4k UI alone will take 10 GB/s.
  • They also said support for CD was dropped because of how the new DVD/BD player reads the data? (speed?) Redacted
    Originally Posted by Zoe:
    A correction was made to the article saying that the drive can read CD's--the system just won't support playback of music CD's.
  • He also mentions the custom on CPU chip and monitors all I/O systems (confirms ARM TrustZone).
  • Mentions background downloads and smaller initial sizes and play while downloading.
  • He mentions using BD and Hard drive combo for game reads and how to cut down load times.
  • Cerny also discusses the dedicated audio and video compression/decompression hardware for sharing videos and vita remote play.
  • The Android/iOS Playstation App lets you access all things Playstation. Store, game info, etc.
  • Regarding adding Vita remote play: "almost no overhead, without pain whatsoever, you will be able to Remote Play a game of PS4."
  • So basically all PS4 games can be played on Vita EXCEPT those who use controller tracking or Move with the PS Eye.
  • They also talk about off-TV play.
  • Not all features will be there day one, but they will try to support everything they are planing going forward.
  • Also, OS is BSD, so they can make full use of multi-tasking.


There is a lot of info here and some of it is hard to decipher, but I did the best that I could. If someone would like to contribute, just post them here and I'll edit OP.

A few more tidbits from gofreak that add more info:

Originally Posted by gofreak:
Couple of other tidbits:

the article was at one point corrected to distinguish between a lack of general CD support and a lack of music CD support, with some mention of 'game compatibility' - so maybe PSone discs wil be playable..?

Cerny says the OS is BSD-based. To support rich multitasking. I'm not really sure of the significance of the 'BSD-based' comment, or how much of its BSD roots will be exposed to the consumer, but Cerny says it's the first time they used that approach in a games machine.

The idea of a secondary chip for low-power-state usage started to be talked about in 2009. European regulations around power consumption were part of the motivation.


Around the Network

For reference...

  • BSD is a UNIX like OS rival to Linux. There are some OSs based in BSD: OS X (Mac), iOS (iPhone/iPad), FreeBSD, OpenBSD, SunOS,  etc.
  • HSA is how the AMD call the tech created to share memory between APU/CPU and GPU.


Playing PS4 games on my Vita, yes please!



 

Check out my Youtube channel : http://www.youtube.com/user/ThePSXcollector

I still wish more PS3 games were remote playable on Vita.

If remote play can connect to your PS4 from any Wi-Fi network with internet this is a godlike feature. Being away from home, remote starting your PS4 and then playing any full console games on the Vita would be well worth the price. It would also add more value to digital game purchases since you can't be at home swapping disks, so just store them all on the HDD.



Good news I guess. I hope if a PS1 Emulator comes with the PS4 they can get rid of the sound problems Diablo 1 has.