Product Detail 800MHz DDR2 /CL 5-5-5-15 Available in 1GB, 2GB Kit, 2GB, and 4GB kit Unbuffered/1.8 Volts/200 Pin DIMM Lifetime Warranty . The "OCZ Technology OCZ2M8002GK 2 GB 800MHZ DDR2 Mobile Series Kit" is best product for you. We recommended OCZ Technology OCZ2M8002GK 2 GB 800MHZ DDR2 Mobile Series Kit