Ultra Port Architecture

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UPA bus on an Ultra 1 Creator

The Ultra Port Architecture (UPA) bus was developed by Sun Microsystems as a high-speed graphics card to CPU interconnect, beginning with the Ultra 1 workstation in 1995.

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Computer bus – technical and de facto standards (wired)
General
Standards
Storage
Peripheral
Audio
Portable
Embedded
Note: interfaces are listed in speed ascending order (roughly), the interface at the end of each section should be the fastest
Category Category
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