Article: ISSCC 2008 Cell Processor Update
By: Gabriele Svelto (gabriele.svelto.delete@this.gmail.com), February 27, 2008 2:22 am
Room: Moderated Discussions
David Wang (dwang@not.here.com) on 2/25/08 wrote:
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>Presumably, IBM/Sony aren't tied at the hip to Rambus. So if some other solution
>exists, they may go with that as well. My unsupported WAG would actually be GDDR5.
>For one thing, half of PS3's memory is GDDR3, the other half is XDR, that's a bit
>of a nightmare from a couple of different perspectives. It would be better if they
>can unify the memory - if not physically, then at least use the same type of memory.
GDDR5 seems a good bet especially considering the fact that it provides a few features which are more suitable for a host processor compared to previous GDDRx standards, in particular lower latency and smaller bursts IIRC.
Gabriele
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>Presumably, IBM/Sony aren't tied at the hip to Rambus. So if some other solution
>exists, they may go with that as well. My unsupported WAG would actually be GDDR5.
>For one thing, half of PS3's memory is GDDR3, the other half is XDR, that's a bit
>of a nightmare from a couple of different perspectives. It would be better if they
>can unify the memory - if not physically, then at least use the same type of memory.
GDDR5 seems a good bet especially considering the fact that it provides a few features which are more suitable for a host processor compared to previous GDDRx standards, in particular lower latency and smaller bursts IIRC.
Gabriele