Enabling Next Generation High Performance
Networking & Communication Applications
join us

QDR Technology

QDR Product Family
QDR Product Family

QDR Family QDR I QDR II QDR II+ QDR II+ Xtreme
Frequency 2-Word burst
4-Word burst
166 MHz 333 MHz 333 MHz 450 MHz
200 MHz 333 MHz 550 MHz 633 MHz
Latency 1 Cycle 1.5 Cycles 2 Cycles 2.5 Cycles
Clocks No Echo CLKs Echo CLKs Echo Clocks Echo Clocks
Density 9Mb & 18Mb 18/36/72Mb 18/36/72/144 Mb 36/72 Mb

For More information on QDR products, please visit the following links: