sentences:  In 2003 they produced a sample TRIPS prototype with sixteen block engines in a 4 by 4 grid, along with a megabyte of local cache and transfer memory.A single chip version of TRIPS, fabbed by IBM in Canada using a 130 nm process, contains two such "grid engines" along with shared level-2 cache and various support systems.Four such chips and a gigabyte of RAM are placed together on a daughter-card for experimentation.