... in flight at any given time. The Power4 needs a long pipeline because of its high-frequency design. Figure 2 on the following page depicts the Power4 pipeline. Each small box represents a stage of the pipeline, there are seventeen stages. There is a common pipeline which first handles instruction fetching and group formation, and this then divides into four different pipelines corresponding to four ... matches the contents of the IDIR, an I-cache hit is validated. Using the branch-prediction logic, the IFAR is reloaded and the process is repeated. Filling the instruction queue in front ...

• Word Count: 5619
• Approx Pages: 22
• Has Bibliography
• Grade Level: High School

... and initiates a specific response to a change in that state. Mouse Mice come in all shapes and sizes. This is an older two-button mouse. Mice first broke onto the public stage with the introduction of the Apple Macintosh in 1984, and since then they have helped to completely redefine the way we use computers. Every day of your computing life, you ... then hardens in place. o Thermal wax printers are something of a hybrid of dye-sublimation and solid ink technologies. They use a ribbon with alternating CMYK color bands. The ribbon passes in front of a print head that has a series of tiny...

• Word Count: 2738
• Approx Pages: 11
• Grade Level: High School