Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

SDRAM controller: Altera High Performance vs. Microtronix Multi-Port

We are in a process of choosing which one to use: the Altera High Performance SDRAM controller or the Microtronix Avalon Multi-Port SDRAM controller. Please advice, in the following factors: ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

I do not have experience with the Microtronix version of the controller. However, the Altera High Performance controller has been very easy to use. Using SOPC builder you could easily do a 7-port implementation (I've done many more than that) with little effort on your part.

Alternatively I don't expect it would take you long to come up with your own arbitration logic scheme if you were to do it outside SOPC builder.

As far as performance. That depends primarily on how efficiently you access the SDRAM. I have at times achieved up to 95% efficiency on the Altera controller.

Jake