Kingston KTP-BAW5/1G 128M X 64 Non-ECC 533MHz 172-Pin Unbuffered MicroDIMM 1GB Memory Module 1GB ModuleProprietary 128M X 64 Non-ECC 533MHz 172-pin Unbuffered MicroDIMM (SDRAM-DDR2, 1.8V, CL3, Gold)