The ADATA 2GB 1RX8 PC3-10600U-999 is a DDR3 SDRAM desktop RAM module with a total capacity of 8GB spread across 4 modules, each with 2GB of capacity. It features a DIMM form factor and operates at a bus speed of PC3-10600 (DDR3-1333). This non-ECC unbuffered RAM is ideal for desktop computers looking for reliable and efficient memory performance. The ADATA brand ensures quality and compatibility with a wide range of computer systems.