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Altera_Forum
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9 years ago

DDR3 burst lenght

Hi all My first question on the forum. In our project we are using a cyclone V together with 2 * MT41K256M16 DDR3 memory capsules. Currently we are using the Avalon MM read interface configured wi...
Altera_Forum's avatar
Altera_Forum
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9 years ago

I agree that there will be a benefit in such a streaming application, where you're transferring large, consecutive chunks of data around.

Yes, the handbook statements are correct. However, the memory device only supports burst length of 8. If you're already at 4 I shouldn't expect any huge increase in performance. I expect it'll be relatively modest. As mentioned before, setting the Avalon controller with a burst length any longer is unlikely to yield any performance advantage.

Cheers,

Alex