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K3 CoM260 Kit Brief

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A Full-Stack RISC-V Robotics Development Kit

The SpacemiT K3-CoM260 Developer Kit integrates an 8-core general-purpose CPU and an 8-core AI CPU into a compact compute module and reference carrier board. It delivers up to 60 TOPS of AI performance and 130 KDMIPS of general computing power, enabling smooth execution of 30B large models.

Built on the RISC-V architecture, the kit supports mainstream AI model deployment while following standard CPU programming paradigms, allowing seamless, zero-cost migration of AI algorithms. With hardware compatibility aligned with Orin Nano, it serves as a complete platform for edge AI development and validation, ideal for AI appliances, service robots, and autonomous edge agents.

Key Features

  • High-Performance Edge AI Up to 60 TOPS AI compute, supporting smooth inference of 30B models and multi-stream concurrent workloads

  • CPU + AI CPU Architecture Co-designed general-purpose CPU and AI CPU to balance system computing and high-performance AI inference

  • Modular Design Compute module + carrier board form factor, compatible with the full K3-CoM260 series for easy integration

  • Developer-Friendly Standard CPU programming model enables zero-cost migration of AI algorithms and system software

  • Advanced RISC-V Architecture The world’s first compact RISC-V edge computing platform supporting the RVA23 profile

  • Rich Standard Interfaces Comprehensive high-speed I/O and expansion interfaces for cameras, sensors, and peripherals

  • Robotics-Grade Security Integrated hardware security engine with OP-TEE support for trusted execution and secure system deployment

  • Engineering-Ready Support Supports customized software, carrier board design, and full system integration to accelerate product deployment

Specifications

ModuleDescription
ChipSpacemiT K3 RISC-V AI CPU
CPU8 x X100™ 64-bit RISC-V CPU cores
- 2 clusters x 4 cores per cluster, each cluster includes 4 MB shared L2 cache, with cross-cluster access
- Each X100 core includes 64 KB I-cache and 64 KB D-cache
- Compliant with the RVA23 profile
- Supports RVV 1.0, VLEN: 256 bits
AI Performance8 x A100™ AI CPU cores, delivering 60 TOPS
- 2 clusters x 4 cores per cluster, each cluster includes 1 MB shared L2 cache and 1.5 MB TCM (Tightly Coupled Memory), with cross-cluster access
- Each A100 core includes 32 KB I-cache and 32 KB D-cache
- Supports RVV 1.0, VLEN: 1024 bits
Hardware Security EngineSupports international and Chinese commercial cryptographic algorithms
- Hash: SHA1 / SHA224 / SHA256, SM3
- Symmetric encryption: AES-128/192/256, SM4
- Asymmetric encryption: RSA-1024/2048/4096, ECC-128/256/512, SM2
Security SystemHW-RoT-based Secure Boot
Trusted Execution Environment (TEE) with RISC-V PMP/IOPMP isolation mechanisms
Supports the OP-TEE OS
GPUIntegrated 3D GPU, with support for Vulkan, OpenCL, and OpenGL ES
Memory8GB/16GB/32GB 64-bit LPDDR5, 6400MT/s
StorageSupports internal UFS, SD card slot, and external NVMe
Video Encoding4K60 (H.264/H.265)
Video Decoding1x 4K120 (H.264/H.265/VP9)
2x 4K60 (H.264/H.265/VP9)
8x 1080p60 (H.264/H.265/VP9)
16x 1080p30 (H.264/H.265/VP9)
Power Consumption18W–25W

Reference Carrier Board

ModuleDescription
Camera2 x MIPI CSI-1.1, 22-pin camera connectors
PCIeM.2 Key M slot (PCIe Gen3 ×4)
M.2 Key M slot (PCIe Gen3 ×1)
M.2 Key E slot
USB4 x USB 3.0 Type-A
1 x USB Type-C
Networking1 x GbE connector
Display1 x DP 1.2 connector
1 x MIPI DSI-1.2 30-pin display connector
Other I/O40-pin expansion header (UART, SPI, I2S, I2C, GPIO)
12-pin button header
4-pin fan header
DC power jack
Mechanical103mm x 90.5mm x 34.77mm (Height includes feet, carrier board, module, and thermal solution)

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