Finding a board that can run AI, graphics and networking together is hard. Most hobby boards lack the power for real-time vision or edge-cloud tasks, so projects stall or need many add-on chips. This slows development and raises cost. The Milk-V Jupiter2 Development Board with Spacemit K3 8-core X100 RISC-V AI CPU brings all that power in one compact package, letting you start your AI or IoT project right away.
Milk-V Jupiter2 Development Board with Spacemit K3 8-core X100 RISC-V AI CPU with Jupiter2
Imagine a board that can train a small model, render 4K video and talk to the cloud without a separate GPU. That is Jupiter2. It is a development board built for makers, researchers and small companies who need AI, graphics and fast networking in a single, ready-to-run system. If you have struggled with slow CPUs or missing interfaces, this board solves the problem with a powerful 8-core RISC-V AI core and a full set of ports.
Key Features
- Spacemit K3 (RVA23) SoC with 8-core A100 RISC-V AI CPU.
- CPU runs up to 2.4 GHz and delivers 130 KDMIPS.
- IMG BXM-4-64-MC1 GPU supporting OpenGL ES3.2, OpenCL 3.0 and Vulkan 1.3.
- AI engine with 1024-bit RVV 1.0 vector processing and INT4-FP16 precision.
- LPDDR5 memory up to 32 GB, 64-bit dual-channel bus at 6400 MT/s.
- Onboard UFS storage (up to 256 GB) plus M.2 PCIe Gen3 x4 slot for NVMe SSD.
- USB-C DisplayPort Alt Mode for 4K@60 Hz and embedded DisplayPort for 2.5K@90 Hz.
- Wi-Fi 6 + BT 5.2, GbE RJ45, 10 GbE SFP+ and Nano-SIM for versatile networking.
- Video decoder H.265/H.264/VP9 up to 4K@120 fps and encoder H.265/H.264 up to 4K@60 fps.
- Multiple I/O: USB-C, USB-A, audio codec, RTC battery, fan connector, RT I/O expansion.
- Power via USB-PD 65 W or ATX 12 V, fitting both desktop and embedded setups.
- Runs Ubuntu 26.04, OpenHarmony, Deepin, Fedora and other Linux distributions.
Specifications
| SoC |
SPACEMIT K3（RVA23）
|
|
CPU
|
8-core A100™
- Up to 2.4 GHz
- 64-bit RISC-V AI Processor Cores
- Delivering 130 KDMIPS
- X100™ is a quad-issue, out-of-order high-performance core
- 8MB shared L2 cache per 8-core cluster
|
|
GPU
|
IMG BXM-4-64-MC1
- OpenGL ES1.1 / ES2.0 / ES3.2
- OpenCL 3.0
- Vulkan 1.3
|
|
AI Performance
|
8-core A100™
- Up to 60 TOPS
- Up to 1024-bit RVV 1.0 vector processing
- Dedicated TCM and DMA acceleration channels provided
- Supports INT4 / INT8 / FP8 / INT16 / FP16 / BF16 precision
|
|
RAM
|
LPDDR5
- Up to 32GB
- Memory bus width: 64-bit (dual-channel, 32-bit per channel)
- Data rate: up to 6400 MT/s
|
|
Codec
|
Video Decoder:
- H.265 / H.264 / VP9 up to 4K@120fps
Video Encoder:
- H.265 / H.264 up to 4K@60fps
|
|
Storage
|
1x Onboard UFS, Up to 256GB
1x M.2 M Key 2280 Slot (PCIe Gen3 x4) for NVMe SSD
|
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Display
|
1x USB Type-C (DisplayPort Alt Mode), Up to 4K@60Hz
1x Embedded DisplayPort (eDP), Up to 2.5K@90Hz
|
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Networking
|
1x Onboard WiFi 6 + BT 5.2
1x GbE RJ45 Port
1x 10 GbE SFP+ Port, Supports 10G BASE-R / BASE-X, QinQ, MSI-X, WOL, and clustering.
1x Nano SIM Slot
1x M.2 B Key Slot (PCIe Gen3 x2 + USB), Supports 2242 / 3042 cards.
|
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Audio
|
Onboard Codec
1x Audio Connector
|
|
USB
|
2x USB 3.2 Gen1 Type-C Ports
4x USB 2.0 Type-A Ports
|
|
Other
|
1x RTC Battery Connector
1x FAN Connector
2x RT I/O Expansion Connector
Supporting expansion modules for EtherCAT, CAN-FD and other real-time interfaces.
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Case & Cooling
|
Aluminum alloy enclosure with built-in PWM cooling fan
|
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Operating System
|
Bianbu 3.0, Ubuntu 26.04, OpenHarmony 6.0, OpenKylin, Deepin, Fedora
|
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Power
|
USB Type-C (USB-PD 65W) or ATX 2-pin (12V Input)
|
|
Dimension
|
100 x 86 mm
|
