`This product is a set of three Hynix 1GB DDR2-800 RAM modules, totaling 3GB of memory capacity. Each module has a capacity of 1GB and is unbuffered, designed for desktop computers. The RAM modules are DIMM form factor with 240 pins, manufactured in Korea by Hynix. Ideal for upgrading or replacing existing memory modules in computers, these DDR2 SDRAM modules offer reliable performance and stability at a fast bus speed of PC2-6400 (DDR2-800).