# UltraSPARC

> microprocessor developed by Sun Microsystems

**Wikidata**: [Q2641407](https://www.wikidata.org/wiki/Q2641407)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/UltraSPARC)  
**Source**: https://4ort.xyz/entity/ultrasparc

## Summary
UltraSPARC is a microprocessor developed by Sun Microsystems that succeeded the SuperSPARC and was followed by the UltraSPARC II. This microprocessor belongs to the SPARC architecture family and implements the SPARC Version 9 instruction set.

## Key Facts
- Developed by Sun Microsystems as part of the SPARC processor family
- Succeeds the SuperSPARC microprocessor in the product line
- Followed by the UltraSPARC II microprocessor
- Implements the SPARC Version 9 instruction set architecture
- Manufactured by Texas Instruments
- Also known by the aliases UltraSPARC I and Sparc64
- Classified as a microprocessor (computer processor contained on an integrated-circuit chip)

## FAQs
### Q: Who developed the UltraSPARC microprocessor?
A: Sun Microsystems developed the UltraSPARC microprocessor. The company both designed and developed this processor as part of their SPARC architecture family.

### Q: What came before and after UltraSPARC in the product line?
A: The UltraSPARC succeeded the SuperSPARC microprocessor and was followed by the UltraSPARC II microprocessor in Sun Microsystems' product progression.

### Q: What instruction set does UltraSPARC use?
A: UltraSPARC implements the SPARC Version 9 instruction set architecture, which defines how the processor executes commands and operations.

## Why It Matters
The UltraSPARC microprocessor represents a significant milestone in Sun Microsystems' SPARC processor architecture evolution. As part of the transition from 32-bit to 64-bit computing, UltraSPARC processors enabled more powerful server and workstation applications that required greater memory addressing capabilities. The processor's implementation of SPARC Version 9 brought enhanced performance and functionality to enterprise computing environments. Its development continued Sun's strategy of vertical integration, where the company controlled both hardware and software aspects of their systems. The UltraSPARC series helped establish Sun Microsystems as a major player in high-performance computing markets, particularly in enterprise servers, scientific computing, and database applications. The processor's architecture influenced subsequent generations of SPARC processors and contributed to the broader adoption of 64-bit computing in commercial applications.

## Notable For
- Being the first in Sun Microsystems' UltraSPARC line that implemented the 64-bit SPARC Version 9 instruction set architecture
- Representing a significant advancement from the previous 32-bit SuperSPARC processors to enable higher performance computing
- Being manufactured by Texas Instruments, demonstrating the collaborative ecosystem around Sun's processor designs
- Supporting enterprise-level applications requiring substantial computational power and memory addressing capabilities
- Serving as the foundation for subsequent UltraSPARC processor generations that powered Sun's high-end server products

## Body
### Development and Design
The UltraSPARC microprocessor was developed by Sun Microsystems as part of their strategic SPARC architecture roadmap. Sun Microsystems both designed and developed this processor, maintaining control over the architectural direction and implementation details. The processor represents a significant step forward from earlier SPARC implementations, incorporating advanced features for enterprise computing applications.

### Technical Specifications
UltraSPARC implements the SPARC Version 9 instruction set architecture, which provides 64-bit computing capabilities. This architectural choice enabled the processor to address larger amounts of memory and handle more complex computational tasks than its 32-bit predecessors. The processor was manufactured by Texas Instruments, indicating Sun's approach to leveraging external manufacturing expertise while maintaining architectural control.

### Product Line Position
The UltraSPARC sits between the SuperSPARC and UltraSPARC II in Sun Microsystems' processor evolution. This positioning indicates its role as a transitional product that bridged earlier SPARC implementations with more advanced successors. The product line succession demonstrates Sun's systematic approach to processor development and market positioning.

### Operating System Support
The UltraSPARC processor supports various operating systems including Ubuntu Server Edition, MilaX, and OpenBSD. This compatibility demonstrates the processor's versatility in different computing environments, from enterprise servers to security-focused Unix-like systems.

## Schema Markup
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## References

1. Freebase Data Dumps. 2013