StarFive Dubhe-80 is a 9+ stage, 3-issue, out-of-order CPU IP that supports the rich RISC-V instruction set, RV64GCBVH. With an 8.0/GHz SPECint2006 score, Dubhe-80 targets applications that require highly energy-efficient computation, including mobile, desktop, AI, and automotive.

 Dubhe-80 has been pre-integrated and verified, making it easy to use for SoC development work. With options of single-core, dual-core, or quad-core in a single cluster with memory coherency, Dubhe-80 is highly scalable.

Outstanding performance

  • Frequency: 2GHz@TSMC 12nm
  • SPECint2006:8.0/GHz

Industry-leading Power and Area Efficiency (TSMC 12nm)

  • Low Power
  • High Area Efficiency

Hardware Performance Monitor (HPM)

  • RISC-V standard Hardware performance monitor support
  • Help micro-architecture level analysis and performance tuning

Power Management

  • Core-level WFI (Wait For Interrupt) mechanism
  • Core-level and cluster-level clock gating
  • Core-level and cluster-level low-power states (Power ON/OFF/Retention)
  • Cluster-level frequency scaling
High Efficiency Application

Mobile Application

  • Mobile phone
  • Tablet
  • Smart wearables
  • Gaming devices

Automobile Application

  • Entertainment
  • Smart cockpit
  • Automobile Interconnect
  • ADAS

Artificial Intelligence/Machine Learning

  • Autobot
  • Computer vision
  • Smart Home