Crucial Ballistix Tracer 1GB (2x512MB) PC4000
 

The Ballistix line of memory encompasses both DDR & DDR2 products, and emphasizes performance while still maintaining Crucial's high standards of quality. Now Crucial sells a variation of the Ballistix memory, called Ballistix Tracer. The Ballistix Tracer modules feature two rows of eight "chasing" red and green LEDs atop the module, indicating memory activity by circulating at varying speeds.
Review URL:
http://www.extremeoverclocking.com/r..._PC4000_1.html