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memory speed question

 
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Fakeuser



Joined: 01 Sep 2007
Posts: 15
PostPosted: Thu Feb 05, 2009 5:12 pm    Post subject: memory speed question Reply with quote
which is faster between d-cache and scratchpad in EE and IOP?
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J.F.



Joined: 22 Feb 2004
Posts: 2906
PostPosted: Fri Feb 06, 2009 8:11 am    Post subject: Reply with quote
Data cache.
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emoon



Joined: 18 Jan 2004
Posts: 91
Location: Stockholm, Sweden
PostPosted: Sat Feb 07, 2009 6:51 am    Post subject: Reply with quote
on EE scratchpad has higher efficiency than the datacache.

And if you need to process a fair amount of data on the EE/vu0 using ScrachPadDMA to get data in/out of the SPR is faster than using the datacache.
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Fakeuser



Joined: 01 Sep 2007
Posts: 15
PostPosted: Wed Feb 11, 2009 1:21 pm    Post subject: Reply with quote
Thank you!
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