The product is a set of 128GB DDR3 PC3-12800R ECC Reg RDIMM server memory modules by Crucial, specifically designed for the Asus KGPE-D16 motherboard. With a total capacity of 128GB spread across 8 modules, each with a capacity of 16GB, this memory is ideal for high-performance server applications. The memory modules have a form factor of RDIMM, a bus speed of PC3-12800 (DDR3-1600), and come with ECC memory features for enhanced reliability and error correction.8 stick 16GB each