RISC-V CPU IP

Overview

The TT-Ascalon™ is an Out-of-Order, superscalar, 8-wide decode processor based on the RISC-V RVA23 profile, co-designed and optimized with Tenstorrent Tensix IP to provide the highest performance possible (>18 SPECint2006/GHz) while maintaining area/power efficiency. TT-Ascalon™ can be combined with your IP for optimized solutions for next generation AI/ML compute and beyond. TT-Ascalon™ D8 Cores are encapsulated inside the TT-Ascalon™ Cluster, which coherently connects all Cores with shareable L2 cache and interfaces to the memory

Key Features

  • RISC-V RVA23 Compliant
    • >18 SPECint2006/GHz
    • 8-wide decode unit
    • Advanced branch predictor
    • Large L1 cache
    • Shared configurable L2 cache
    • RVV 1.0 compliant vector unit
    • Dual 256b-wide vector units
  • TT-Ascalon™ D8 Cluster Features
    • Consists of up to 8 RISC-V RVA23 Compliant TTAscalon™ D8 Cores for maximum performance
    • Configurable shared L2 cache
    • Cache coherent cluster
    • RISC-V compliant Advanced Interrupt Architecture (AIA)
    • RISC-V compliant Trace and Debug unit
    • CHI-E coherent and AXI5-LITE non-coherent interfaces
    • Support for Trusted Execution Environment

Benefits

  • Open Source
  • High Performance
  • Customizable

Block Diagram

RISC-V CPU IP Block Diagram

Applications

  • TT-Ascalon™ is a compute solution for High Performance Compute SoCs targeting Cloud Servers, Data Centers, Wireless Communications, Automotive ADAS/AV, and Client Computing devices. TT-Ascalon™ can be combined with your IP for building accelerated compute processors for next generation workloads.

Technical Specifications

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Semiconductor IP