The Vintage TechWorks STI-DIMM/8 Rev E5V 11819-0001 Memory Modules are a pair of 4 MB memory modules designed for laptops, servers and other computers. These modules have a total capacity of 8 MB and are of vintage DIMM form factor. Made by TechWorks in the United States, these modules have 72 pins and are packaged as a unit of 2. With their specific model number and date of manufacture, these modules are a unique and authentic piece of computer memory history.