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Featured Blog Post

The Vital Role of RISC‑V Development Boards

HiFive P550 Review

Level1Techs reviews the Premier P550

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Software Expansion

The RISC-V Software ecosystem is expanding rapidly

Premier P550 Boards

Learn about this premier development platform

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Resources & Support
RISC-V Software Expansion

The RISC-V Software ecosystem is expanding rapidly

Premier P550 Boards

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Cycuity Partnership

Collaborating with Cycuity and BAE Systems means better security for all

CES 2025

Reflections on RISC-V at CES from SiFive

SiFive Essential
7-Series

7-Series

SiFive Essential™ 7-Series are the highest performance Essential cores offering an 8-stage dual-issue superscalar pipeline ideal for power sensitive applications which require high (e.g., Augmented Reality and Virtual Reality, IoT Edge compute, Biometric signal processing, and industrial automation).

  • Highly configurable feature set
  • Scalable performance
  • 32/64-bit embedded or 64-bit rich-OS
  • 8-stage pipeline
  • Dual issue superscalar
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SiFive Essential 7-Series Features

  • 32-bit or 64-bit RISC-V core 
  • Up to 3.3 DMIPS/MHz, 5.8 CoreMark/MHz 
  • Superscalar dual issue, in-order 8 stage Harvard pipeline 
  • Coherent multicore capable with shared level 2 cache 
  • Optional SECDED ECC support on Level 1 and Level 2 memories 
  • Up to 47-bit physical addressing 
  • MMU (U7 only) 
  • Linux capable (U7 only) 
  • Double, Single and Half-precision floating point 
  • Advanced Security options including WorldGuard 
  • Configurable range of Memory and SoC interface options 
    - Flexible and configurable Port interfaces including IO coherent interface (Front Port) 
    - Direct, dedicated Core Local Port for hardware peripheral / accelerator connectivity
    - Industry standard AMBA compliant bus protocols enable easy integration 

SiFive Essential Family

2-Series
Essential
  • Highly configurable feature set
  • Scalable performance
  • 32/64-bit embedded
  • 2-4 stage pipeline
  • Power & area optimized
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6-Series
Essential
  • Highly configurable feature set
  • Scalable performance
  • 32/64-bit embedded or 64-bit rich-OS
  • 8-stage pipeline
  • Single issue
View 6-Series

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Core IP Families

Automotive
SiFive Automotive™ solutions provide a range of high-end application and real-time processors, delivering industry-leading performance, minimal area, and low power consumption. ISO 21434, SO26262 ASIL B, ASIL D and split-lock certifications.
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Intelligence
Intelligence embraces a software-first approach to processor design, addressing the future needs of deploying ML and AI at the edge. It provides high-performance, scalable vector and matrix compute capabilities, adaptable to evolving workloads.
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Performance
The SiFive Performance™ family of RISC-V processors is designed for maximum throughput and performance efficiency for a range of application from datacenter workloads, ranging from Web servers and multimedia processing, Networking/Storage to consumer applications like TV, wearables and other smart devices requiring AI functionality.
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