玄铁 C910（XuanTie C910）
T-Head · 玄铁 C 系列
64 bit
In production
Open source
FPUMMUMulti-coreOut-of-order
Bit width
64bit
Max frequency
2500MHz
Pipeline
12 级、3 译码 8 执行、乱序
CoreMark/MHz
6.96
License
Open source
Maturity
In production
Architecture and ISA
| Vendor / Origin | T-Head（Chinese mainland） |
|---|---|
| Bits / ISA | 64 bit · RV64GC |
| Pipeline | 12 级、3 译码 8 执行、乱序 The vendor or source notes are in Chinese in the original |
| Features | FPU MMU Multi-core Out-of-order |
| Max frequency | 2500 MHz（Frequency depends on process and implementation; treat it as an order-of-magnitude guide） |
Ecosystem and toolchain
| Toolchain | T-Head OCC GCC / RISC-V GNU Toolchain / LLVM |
|---|---|
| Operating systems | Linux / Ubuntu / Android / RT-Thread |
| Representative silicon | T-Head TH1520 / Sipeed Lichee Pi 4A / BeagleV Ahead |
| MCUs with this brand in the catalog | 12 MCU (not all of them use this core) |
Sources and notes
The vendor or source notes are in Chinese in the original 官方 datasheet：RV64GC、12 级乱序、每 cluster 2 核、64KB L1、1MB L2（产品页称 L2 256KB–8MB 可选）、Sv39、AXI4-128；产品页称 3 发射 8 执行、典型 >2.5GHz、CoreMark 6.96/MHz。向量单元为选配，当前官方规格未列 RVV，故 features 不含 Vector。openc910 RTL 为 Apache-2.0。
Last verified 2026-11-04