Advantages of GDDR3 Over DDR2
- GDDR3s strobe signal unlike DDR2 SDRAM is unidirectional & single-ended (RDQS, WDQS). This means there is a separate read and write data strobe allowing for a quicker read to write ratio than DDR2.
- GDDR3 has a hardware reset capability allowing it to flush all data from memory and then start again.
- Lower voltage requirements leads to lower power requirements, and lower heat output.
- Higher clock frequencies, due to lower heat output, this is beneficial for increased throughput and more precise timings.
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