Full Details on Amazon.com : http://www.amazon.com/gp/product/B0098ML8GG?tag=tsukuyomi-20

MacMemory Net 8GB DDR2-667 FB-DIMM Fully Buffered PC3-5300 ECC Kit for Apple Mac Pro - Model

All MacMemory Net products are sold exclusively by the MacMemory Net Store
MacMemory Net has NOT authorized any Amazon Sellers to list the MacMemory Net brand for resale
MacMemory Net is unable to warranty any product that has NOT been purchased from the MacMemory Net Store