DDR2 4GB (4 x 1GB) PC2-6400 Low Latency Quad Kit
Patriot Memory DDR2 4GB (4 x 1GB) PC2-6400, 4 GB, DDR2, 800 MHz
Patriot Memory DDR2 4GB (4 x 1GB) PC2-6400. Internal memory: 4 GB, Internal memory type: DDR2, Memory clock speed: 800 MHz, CAS latency: 4