The SK Hynix 16GB DDR4 2133MHz PC4-17000 UDIMM Memory Ram consists of two 8GB modules, providing a total capacity of 16GB. These non-ECC, unbuffered memory modules are designed for high performance in desktop computers. With a bus speed of PC4-17000 (DDR4-2133), these UDIMM modules offer reliable and efficient operation. The SK Hynix brand ensures quality and durability, backed by a lifetime manufacturer warranty. Perfect for upgrading or replacing existing memory modules, these DDR4 UDIMM modules are a reliable choice for enhancing computer performance.