2 x 256MB = 512MB PC133 133MHz 168-pin SDRAM for Apple PowerMac G4

2 x 64MB = 128MB PC133 133MHz 168-pin SDRAM for retro desktops

Samsung 512MB 2pcs 256MB PC133 133Mhz 144pin SDRAM Sodimm Laptop Memory Ram

256MB Infineon HYB39S128800CT-7.5 PC133 133MHz 168-Pin Computer Memory SDRAM RAM

TwinMOS 256 MB sdram PC133 memory ram

256 MB SDRAM 168-pin PC-133 non-ECC CL3 Hyundai Hynix DIMM

256MB PC133 133MHz 144-PIN SDRAM MICRODIMM MEMORY RAM FOR LAPTOPS/NOTEBOOKS

256MB Hynix HY57V56820HT-H (Chip No) PC133 133MHz 168-Pin Computer Memory SDRAM