Essentials® — 991504 - 1GB DDR2 SODIMM PC2-5300 5-5-5-15 Essentials (991504)

•Tested Latency: 5-5-5-15 •Memory Type: DDR2 SODIMM •Speed Rating: PC2-5300 (667MHz)

Essentials® — 991304 - 1GB DDR SODIMM PC2700 2.5-3-3-7 Essentials (991304)

•Tested Latency: 2.5-3-3-7 •Memory Type: DDR SODIMM •Speed Rating: PC2700 (333MHz)