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Virat-V4 Large 64-bit RISC-V CPU

Majestic 64-bit Application Processor

Virat-V4 Large 64-bit RISC-V CPU

Overview

COMPETITIVE ADVANTAGE

The SivaKali Tech Virat-V4 Large 64-bit RISC-V CPU is a highly reliable, silicon-proven IP core designed for high-performance system integration. Engineered to meet strict industry compliance standards, this core offers exceptional flexibility and ease of integration into both ASIC and FPGA designs. Versatile processor cores designed for everything from ultra-compact IoT sensors to high-performance edge computing. Validated on leading FPGA platforms and foundry nodes, it provides a low-risk, time-to-market advantage for developers.

COMPETITIVE ADVANTAGE

High-Efficiency Pipeline: Advanced multi-stage pipelines optimized for maximum performance-per-watt, outpacing standard legacy architectures.

Scalable ISA: Full support for industry-standard instruction sets (8051, RISC-V) with modular extensions for floating-point, vectors, and security.

Functional Safety (ISO 26262): Available with ASIL-D ready features including hardware redundancy (DMR/TMR) and comprehensive fault-injection testing.

Advanced Debug & Trace: Integrated on-chip debugging solutions compatible with industry-standard development tools for rapid software bring-up.

FEATURES
  • Full 64-bit architecture compliant with RV64GC (IMAFDC) extensions.
  • High-performance 8-stage superscalar pipeline with advanced branch prediction.
  • Full support for SV39 and SV48 virtual memory addressing (Linux-ready MMU).
  • Integrated Double-precision Floating-Point Unit (FPU).
  • Large, configurable L1 and L2 cache support for high data throughput.
  • Advanced Physical Memory Protection (PMP) and secure boot support.
  • High-performance AXI4 128-bit system bus interface.
  • Scalable multi-core cluster support (up to 8 cores) with L2 coherency.
  • Optimized for the latest 5nm and 7nm FinFET process nodes.
FUNCTIONAL DESCRIPTION
ASIC AND FPGA IMPLEMENTATION
Process NodeFrequency (GHz)SpecInt2006/GHz
5nm FinFET2.58.5
7nm FinFET2.28.2
12nm FinFET1.87.8

LICENSING OPTIONS
  • Single Site license for regional development teams.
  • Multi-Site license for global corporate deployments.
  • Single Design license for specific project cost-efficiency.
  • Unlimited Design license for high-volume product roadmaps.
DELIVERABLES
  • Complete Verilog/VHDL/SystemC Source Code.
  • UVM-compliant verification environment with a comprehensive test suite.
  • Production-ready synthesis, Lint, and CDC scripts.
  • IP-XACT RDL generated address maps.
  • Standard-compliant firmware and Linux/C driver packages.
  • Detailed documentation: User Guides, Release Notes, and ISO 26262 Safety Manual (SAM)/FMEDA.