Advanced Micro Devices since the early 1980s has doggedly stuck to the x86 chip architecture that IntelINTC +0.61% invented, which powered the original IBMIBM +0.89% PC and most that followed. On Tuesday, it made good on a pledge to back an additional horse in the computing race.
The Sunnyvale, Calif., company used a conference in Silicon Valley to unveil a chip for server systems that is based on technology licensed by ARM HoldingsARM.LN +1.35%, which has become the mainstay of smartphones and tablets. AMD is one of a number of companies planning to move such chips into servers, on the theory that their low cost and low power consumption can bring big economic benefits.
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