The Cubix Rackmount 8-XPRM-X16-82-INT from Tiptop Electronics adds up to 16.48 teraflops of computational power and supports up to 8 GPUs. It is a 4U external PCIe expansion chassis that can connect to one or two servers, enabling massive parallel calculations separate from the server. It is specifically qualified to work with the Cubix XpanderBlade server but can connect to other servers as well through a host interface controller.