Micron 256MB DDR RAM PC2100 200-Pin Laptop SODIMM at Amazon.com
Bewinner DDR Laptop RAM, 200Pin Mini DDR1 1GB 400Mhz PC3200 Memory RAM,Suitable for PC3200 DDR1 400 Memory Laptop,Provides Better Performance and Less Consumption at Amazon.com
Difference between DDR, DDR2, DDR3 laptop RAM - YouTube