Is your PC slowing down? Get it up to speed with this CenDyne CDN1333D3D8C9-4G DDR3 RAM! Whether you're editing multimedia content, running a firewall program or surfing the web, this CenDyne will provide fast performance in any application. This CenDyne CDN1333D3D8C9-4G PC3-10600 compliant RAM features 4 GB of DDR3 RAM and an ultra-fast 1333 MHz bus speed! Simply install in your motherboard's 240-pin memory socket and start multi-tasking today!