RISC-V core IP, available now.
SiFive Standard Cores are the most silicon-deployed RISC‑V solutions in the world. From low-power embedded microcontrollers to multi-core applications processors, our core IP is the lowest risk, easiest path to RISC-V.
SiFive Standard Cores are customizable and can be tuned to meet precise needs with the SiFive Core Designer.
Free evaluation Dev Kits with Verilog RTL and FPGA bitstreams are available to download now.
RISC-V Cores
SiFive Standard Core IP
8-stage, dual-issue superscalar pipeline
5–6-stage, single-issue pipeline
2–3-stage, single-issue pipeline
MCU, edge computing, AI, IoT
Quad-core 32-bit embedded processor
High performance 32-bit embedded processor
E31 features + single-precision floating point
Balanced performance and efficiency
E21 features + single-precision floating point
E20 features + User Mode, Atomics, Multiply, TIM
Our smallest, most efficient core
Storage, AR/VR, machine learning
Quad-core 64-bit embedded processor
High-performance 64-bit embedded core
S51 features + single-precision floating point
Low-power 64-bit MCU core
Linux, datacenter, network baseband
Multicore: four U74 cores and one S76 core
High performance Linux-capable processor
Multicore application processor with four U54 cores and one S76 core
Linux-capable application processor
Core Designer
Customize your RISC-V core.
With the SiFive Core Designer, RISC-V cores can be tuned to meet precise needs. Free evaluation Dev Kits with Verilog RTL and FPGA bitstreams are available to download now.