Performance

The following table lists the performance of QDR families.

Table 1. Performance of QDR Families
Parameters QDR II+ QDR II+ Xtreme
Frequency 2-Word Burst 333 MHz 400 MHz
4-Word Burst 500 MHz 550 MHz
Density 18 / 36 / 72 / 144 Mb 36 / 72 Mb