256MB, 512MB, 1GB Unbuffered SODIMMs DDR2 SDRAM .
Samsung semiconductor
M470T6554CZ0 - DDR2 Unbuffered SODIMM
256MB, 512MB, 1GB Unbuffered SODIMMs DDR2 SDRAM DDR2 Unbuffered SODIMM 200pin Unbuffered SODIMM based on 512Mb C-die 64bit Non-ECC Revision 1.1 Mar.