Core-1688JD4
16T AI Core Board
Core-1688JD4 is powered by the SOPHON octa-core
AI processor BM1688, delivering up to 16 TOPS of INT8
computing power. It supports 16 channels of H.265/H.264
1080p@30fps video decoding and video input from six
sensors. This core board provides mainstream programming
frameworks and the SOPHON SDK, a one-stop deep learning
development toolkit. Its complete, easy-to-use toolchain
features easy deployment of algorithm applications
and a low cost of algorithm migration. The device
can be applied to AI servers, edge AI boxes,
industrial PCs, smart IP cameras, AIOT,
and intelligent security, improving various
industries through AI.
The private deployment of large language models

16 TOPS AI processor BM1688

This computer is equipped with the BM1688 SOPHON AI processor, featuring an octa-core ARM Cortex-A53 with a max frequency of 1.6 GHz.
With an integrated TPU, a neural network acceleration engine, it delivers 32T@INT4 peak computing power, 16T@INT8 peak computing power,
4T@FP16/BF16, and 0.5T@FP32. With support for mainstream programming frameworks,
this device can be widely used in AI inference and computer vision.

Powerful multi-channel video AI performance

It supports up to 16-channel H.265/H.264 1080P video decoding, 10-channel H.265/H.264 1080P video encoding,
and 16-channel 1080P HD video processing (decoding + AI analysis). This makes it ideal for various AI application
scenarios such as facial detection on video streaming, license plate recognition, smart cities, and more.

Professional security ISP with
powerful image processing

This professional security ISP is capable of processing video input from six sensors and features hardware-based machine vision algorithms.
It supports HDR, 3D noise reduction, 3A, image edge enhancement, dehazing, and dynamic contrast enhancement—these
functions significantly improve image quality. Additionally, it provides computer vision algorithms such
as fisheye lens unwarping, image stitching, and binocular fusion.

Strong network communication capability

This core board is equipped with dual Gigabit Ethernet ports. The expansion for WiFi/Bluetooth is made possible through the SDIO interface,
while 5G/4G wireless connectivity can be expanded via USB 3.0. These enable higher network communication speeds.

Extensive connectivity

A wide range of interface options includes MIPI-CSI, MIPI-DSI, HDMI 2.0, PCIe 3.0, SATA 3.0, USB 3.0, USB 2.0, SDIO, I2C, I2S, SPI, UART, CAN,
PWM, and ADC. These interfaces facilitate the connection of peripheral devices, enabling different product applications across various fields.

Support various operating systems

Support Linux OS (Ubuntu and Debian). These provide a safe and stable system environment for product
research and production and meet various user needs.

Backplane reference design

We provide a backplane reference design and technical documentation. So users can efficiently continue their secondary
development and quickly create independent and controllable products.

Abundant resources

We offer SDKs, tutorials, technical documentation, and development tools to streamline and improve the development process.

A wide range of applications

The computer is widely used in AI servers, edge AI boxes, industrial PCs,
smart IP cameras, AIOT, intelligent security, and more.

AI servers
Edge AI boxes
AIOT
Industrial PCs
IP Cameras
Security

Specifications

Specifications
Basic Specifications SOC

SOPHON BM1688

Octa-core ARM Cortex-A53 @ 1.6GHz

TPU

The built-in SOPHGO neural network acceleration engine TPU, 32T@INT4 peak computing power,

16T@INT8 peak computing power, 4T@FP16/BF16 computing power, 0.5T@FP32 computing power

Mainstream neural network architectures: Caffe, Pytorch, TensorFlow(Lite), ONNX and MXNet

ISP

Support time-division multiplexing processing for video input from up to 6 sensors,

with maximum performance support: dual 8M@30 SDR, or 8M@30 HDR + 4M@30 HDR, or 8K @15 SDR

VPU

Video decoding: H.264 / H.265 decoding (max performance: 1920 * 1080@480FPS or 3840 *2160 @120FPS)

Video encoding: H.264 / H.265 encoding (max performance: 1920 * 1080@300FPS or 3840 *2160 @75 FPS)

Image codec: JPEG/MJPEG Baseline encoding and decoding (max JPEG codec resolution: 1080P@480 FPS)

RAM

8GB LPDDR4 (4GB/8GB optional)

Storage

32GB eMMC (32GB/64GB/128GB/256GB optional)

Power

5V (voltage tolerance ± 5%)

OS

Linux OS (Ubuntu and Debian)

Power
Consumption

Normal: 6.5W (5V/1300mA), Max: 9W (5V/1800mA)

Interface

Gold finger (260 PIN, SODIMM, 0.5mm pitch)

Dimension

69.6mm * 45mm

Environment

Operating temperature: -20℃~60℃

Storage temperature: -20℃~70℃

Storage humidity: 10%~90%RH (non-condensing)

Interfaces Network

2 channels of Gigabit Ethernet; WiFi/Bluetooth expansion is available through the SDIO interface,

and 5G/4G wireless network expansion is available through USB 3.0

Video Input

6 channels of video input, including 1-channel 8L, 2-channel 8L+4L, 3-channel 4L, 6-channel 2L,

and other combinations; the maximum resolution is 8192 * 3840

MIPI-CSI/subLVDS/HiSPI, TTL (RAW8/RAW10/RAW12/RAW16),

up to 1920 * 1080, BT (BT.601/ BT.656/ BT.1120), up to 7680 * 3840

Support SONY, OnSemi, OmniVision and more HD CMOS sensors.

Video Output

HDMI 2.0: a maximum output of 4K (4096 * 2160) @60fps

MIPI DSI: (2.5G bps/lane, up to 4 lanes, and a maximum output of 1440P (2560 * 1440)@60fps)

LVDS: (Bit Rate: 1.6G bps/lane, up to 1 link, and a maximum output of 720P (1280 * 720) @60fps)

BT.1120/BT.656/BT.601, MCU, RGB, sRGB, and more digital interfaces

Audio

Integrated Audio CODEC supports 16-bit audio/voice input and output.

Support dual-channel microphone inputs and dual-channel microphone outputs (an external amplifier is needed to drive speakers)

External Audio CODEC can be connected via I2S/PCM/TDM interfaces; the I2S mode supports up to 4-channel stereo input;

the built-in Audio PLL supports MCLK output.

SATA/PCIe

2 * PCIe 3.0/SATA Gen3 high-speed interfaces:

1) 2-Lane PCIe3.0 RC/EP + 2-Lane PCIe3.0 RC/EP

2) 2-Lane PCIe3.0 RC/EP + 2 x SATA Gen3

USB

2 * USB3.0/USB2.0 Host/Device

SDIO

3 * SD3.0/SDIO3.0 (supporting 1-bit/4-bit mode)

I2C

10 * I2C (1 no die domain)

SPI

4 * SPI

I2S

3 * I2S

UART

8 * UART (1 no die domain)

CAN

2 * CAN 2.0 (supporting CAN2.0 A/B ISO11898 / CAN FD 1.1)

PWM

19 * PWM, supporting up to 50MHz (100MHz/2) output, with a minimum frequency of approximately 0.093Hz (100MHz/(2^30-1))

ADC

Three independent SARADC channels, a controller operating frequency of 12.5MHz,

12bit sampling precision, and three independent channels.