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Core-3399-JD4 Core-3399-JD4 V2

Core-3399-JD4 V2

Six-core High-performance AI Core Board

Equipped with high-performance core processor RK3399 and AI neural network processor NPU SPR5801S, supporting stable operation of multiple operating systems, combined with the backplane can form complete industry main board, with more powerful performance and can be directly applied to cluster servers, industrial computers, commercial display devices, etc.

Six-core Processor RK3399

Adopts RK3399 six-core 64-bit (A72x2+A53x4) high-performance processor, frequency up to 1.8GHz, integrated quad-core GPU Mali-T860. Provide a variety of storage configuration options, users only need to expand the function backplane to quickly achieve project development.

Powerful AI computing performance

Onboard AI neural network acceleration chip SPR5801S, adopts AI special architecture APiM, its computing capability up to 2.8 Tops, 9.3 Tops/W ultra-high efficiency. It can be used in the application domain of low energy consumption and high computing performance products.

Powerful Hardware Decoding Capability

Supports dual LVDS, EDP, HDMI, DP1.2 multiple display output interfaces, dual-screen identical display/dual-screen differential display, supports 4K VP9, 4K 10bits H265/H264, 1080P (VC-1, MPEG-1/2/4, VP8) multi-format video decoding, and 1080P (H.264, VP8) video coding.

Stable And Reliable

With SODIMM 260P interface, the data transmission and expansion performance can be best achieved, immersion gold process pin, corrosion resistant, 2 studs fixed, stable and reliable. Designed measurement is only 69.6mm x 55mm for saving more precious space.

Multiple OS

Supports Android, Linux+QT, Ubuntu multiple operating system, the performance is stable and reliable

Rich Extension Interfaces

With rich interfaces such as I2C, SPI, UART, ADC, PWM, GPIO, PCIe, USB3.0, I2S (supports 8-way digital microphone array input), and so on.

Industry Application Main Board

Combined with the backplane to form complete high-performance industry application main board, the expansion interfaces are richer, the performance is more powerful, the main board can be directly applied to a variety of intelligent products.


Suitable for cluster servers, high-performance computing/storage, computer vision, gaming equipment, commercial display equipment, medical equipment, vending machines, industrial computers, etc

  • Cluster Server

  • Computing/storage

  • Smart Robot

  • Gaming equipment

  • Advertising machine

  • Medical equipment

  • Vending machine

  • Industrial computer



Rockchip RK3399 (28nm HKMG process)


ARM®Six-core 64-bit processor, frequency up to1.8GHz

Based on big.LITTLE core architecture, dual Cortex-A72(big core)+quad Cortex-A53(little core)


ARM® Mali-T860 MP4 Quad-core GPU

Support OpenGL ES1.1/2.0/3.0/3.1, OpenVG1.1, OpenCL, DX11

Support AFBC(frame buffer compression)


Support 4K VP9 and 4K 10bits H265/H264 video decoding, up to 60fps

1080P multi-format video decoding (WMV, MPEG-1/2/4, VP8)

1080P video coding, support H.264,VP8 format

Video post processor: de-interlacing, de-noising, edge/detail/color optimization




32GB high-speed eMMC 5.1 (16GB/32GB/128GB)

Support TF card expansion, M.2 PCIe M-KEY expansion NVMe protocol SSD


SPR5801S Neural network AI processor (Optional)

• Computing power up to 2.8 Tops, 9.3Tops/W ultra-high efficiency

• Support PLAI(PyTorch), MDK(Caffe) Model training and conversion tools, TensorFlow

• Support picture classification model: VGG-16(GNet1), GNet18 and GNetfc,

Target detection model: SSD(Based on VGG)

Hardware Features

Integrated GMAC Ethernet controller

Support extended RTL8211F to realize 10/100/1000Mbps Ethernet


Extend WiFi & Bluetooth through SDIO3.0


1 x HDMI 2.0, Support 4K@60HZ output and HDCP 1.4/2.2

1 x MIPI-DSI, Support single channel 2560x1600@60fps output

1 x eDP 1.3 (4 lanes with 10.8Gbps)

1 x DP 1.2 (DisplayPort), support 4K@60 fps output

Support dual-screen identical display/dual-screen differential display


1 x HDMI 2.0 audio output

1 x SPDIF, for audio output

2 x I2S for audio input and output


2x MIPI-CSI camera interface(built-in dual ISP, Maximum support single 13Mpixel or dual 8Mpixel)


3 x USB2.0 (If NPU is selected, 1 USB2.0 will be occupied)

1 x USB3.0


I2C×8, SPI×5, UART×5, ADC×4, PWM×3, GPIO×107, PCIe×1,

I2S×2(Support 8-way digital microphone array input)




Android, Linux+QT, Ubuntu

Size 69.60 mm × 50.27 mm
Type Connecting finger(SODIMM 260P, 0.5mm pitch)
PCB 8-layer board design