Dell has built a prototype server based on a 64-bit ARM processor from Applied Micro Circuits, which showed the system at a conference in Silicon Valley on Thursday.

The Dell system is being developed by Dell’s Data Center Solutions division, which builds custom hardware for big Internet companies. Dell didn’t say when it will put a 64-bit ARM server on sale.

The Dell XPS Desktop 8960, originally priced at $1,510, is down to $1,060 for savings of $450, while the Dell XPS 14 9440 laptop, usually sold for $2,000, is on sale for $1,700 following a $300 ...