Crucial have just released some "CrossFire Certified" DDR2 memory modules as a part of their Ballistix and Ballistix Trancer families. They earn the CrossFire certification through rigerous testing to meet AMD's standards in terms of reliability and stability on CrossFire equipped platforms.
For more info, grab the official PR here folks.
Meridian, Idaho, and Glasgow, UK, 18 December, 2006 - Crucial Technology today announced the immediate availability of CrossFire™ Certified Ballistix® and Ballistix Tracer® DDR2 modules. CrossFire Certified memory modules have been tested to meet AMD's high quality standards.
AMD's certification program requires extensive testing of all parts on the CrossFire platform to ensure interoperability, reliability and stability. Only products that pass these stringent tests earn the right to use the "CrossFire Certified" logo.