The PQI 1GB DDR1 PC-3200 Desktop RAM is a single module DIMM with a total capacity of 1GB. This RAM is designed for desktop use and has a bus speed of PC-3200 (DDR-400). It utilizes DDR1 SDRAM technology and has 184 pins for compatibility with DIMM slots. Additionally, it features ECC memory for error correction and enhanced reliability in high-stress computing environments. Perfect for upgrading or replacing existing RAM modules in a desktop system, the PQI 1GB DDR1 PC-3200 RAM offers reliable performance and capacity for various computing needs.