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Altera_Forum's avatar
Altera_Forum
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14 years ago

SGDMA data transfer question.

Hi, I did a memory transfer test from RAM to SDRAM using SGDMA, the speed test was evaluated using performance counter core, and it shows the transfer rate goes up to 370 MB/s with all con...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

This kind of speed is possible with SDRAM if you are using bursts or consecutive accesses, which is usually the case when transferring from a DMA.

If you had random transfers, then asynchronous SRAM could become faster than SDRAM in some cases.