There were four basic materials that the Egyptians used to build the pyramids: limestone, pink granite, basalt, and alabaster. Each type of material had a diverse use. Limestone had, for the most part, two uses.
To answer your question: The useful lifespan of a CPU is about 3-4 years. My guess on the technical lifespan under full load is closer to 8-10 years if nothing else breaks and takes the CPU with it. The reasons: High Performance Computing Clusters usually keep the computers for 3-4 years.
battlemarz (776)âGreat Answerâ (0) Flag asâ¦ Â¶. It all depends on what you do, how often you do it. You can make a computer last for up to 10+ years if you treat it correctly. For someone like myself, 4 years is to long. In the past 4 years i have rebuilt my PC probably 3 or 4 times.