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RISC V Cores and SoCs
Michael Gielda edited this page Dec 6, 2018
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This document captures the status of various cores and SoCs that endeavor to implement the RISC-V specification. Note that none of these cores/SoCs have passed the in-development RISC-V compliance suite.
Please add to the list and fix inaccuracies.
| Name | Links | Priv. spec | User spec | License | Maintainers |
|---|---|---|---|---|---|
| rocket | GitHub | 1.11-draft | 2.3-draft | BSD | SiFive, UCB Bar |
| freedom | GitHub | 1.11-draft | 2.3-draft | BSD | SiFive |
| Berkeley Out-of-Order Machine (BOOM) | GitHub | 1.11-draft | 2.3-draft | BSD | Esperanto, UCB Bar |
| ORCA | GitHub | RV32IM | BSD | VectorBlox | |
| PULPino | Website,GitHub | Solderpad Hardware License v. 0.51 | ETH Zurich, Università di Bologna | ||
| OPenV/mriscv | GitHub | RV32I(?) | MIT | OnChipUIS | |
| VexRiscv | GitHub | RV32I[M][C] | MIT | SpinalHDL | |
| Roa Logic RV12 | GitHub | 1.9.1 | 2.1 | Non-Commercial License | Roa Logic |
| SCR1 | GitHub | 1.10 | 2.2, RV32I/E[MC] | Solderpad Hardware License v. 0.51 | Syntacore |
| Hummingbird E200 | GitHub | 1.10 | 2.2, RV32IMAC | Apache 2.0 | Bob Hu |
| Shakti | Website,GitHub | 1.10 | 2.2, RV64IMAFD | BSD | IIT Madras |
| ReonV | GitHub | GPL v3 |
| Name | Links | Core | License | Maintainers |
|---|---|---|---|---|
| Rocket Chip | GitHub,Simulator | Rocket | BSD | SiFive, UCB BAR |
| LowRISC | GitHub | RV32IM | BSD | LowRISC CIC |
| Briey | GitHub | VexRiscv | MIT | SpinalHDL |
| Riscy | GitHub | RV64I | MIT | AleksandarKostovic |
| Raven | GitHub | PICORV32 | ISC | RTimothyEdwards, mkkassem (efabless.com) |
Include a chip if it has been fabricated and is either available for sale, available for preorder, or running production workloads internally, and if it has at least one RISC-V hard core (no FPGAs, but non-"SoC" products with controller cores are allowed).
| Name | Vendor | Core | ISA | Devkit | Availibility | Links |
|---|---|---|---|---|---|---|
| FE310-G000 | SiFive | E31 | RV32IMAC | HiFive1 Arduino board | public since 2016Q4 | Datasheet |
| Freedom U540 | SiFive | U54 (4 cores), E51 (1 management core) | RV64GC (application cores), RV64IMAC (management core) | HiFive Unleashed development board | announced 2018Q1, available for preorder | Product page |
| GAP8 | GreenWaves Technologies | PULP / 1 + 8 RI5CY | RV32IMC (+ Priviledged and custom ISA extensions) | GAPuino development board | public since 2018Q1 | Product page |