Crucial Technology BL12864AA80A 1GB Ballistix 240-Pin DIMM 4-4-4-12 Unbuffered NON-ECC DDR2-800 2.0V 128Meg x 64 DDR2 PC2-6400 Memory Module<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>1GB Ballistix DDR2 PC2-6400</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31U2oZ0ESIL.jpg" noproxy>