"It has cost GBP5.6m less than the GBP65m estimate to build" and "in computing terms that is the same as 12,000 standard desktop computers" 59.4 M / 12000 = GB

"It has cost GBP5.6m less than the GBP65m estimate to build" and "in computing terms that is the same as 12,000 standard desktop computers" 59.4 M / 12000 = GBP4,950 each. A good desktop computer is less than GBP1,000. It doesn't sound like a great buy.