KINGSTON KVR667D2D8F5K2/4G ValueRAM 4GB kit ( 2GB x 2 ) pc2-5300 DDR2 667mhz ECC Full-Buffer server memory module New - Retail 1-Year Warranty Kingston KVR667D2D8F5K2/4G KINGSTON KVR667D2D8F5K2/4G ValueRAM 4GB kit ( 2GB x 2 ) pc2-5300 DDR2 667mhz ECC Full-Buffer server memory module