Colorlight CS16K

Colorlight CS16K is a professional media server with powerful playback and control capabilities, high stability, and great scalability.

Based on robust hardware, it is optimized for media playback of two 8K videos and output eight 4K@60Hz videos.

With the built-in GrandShow, a professional playback and control software, the server is capable of decoding and playing different formats of content.

Especially, various styles of screens can be realized, such as screen split, special-shaped screen splicing and recombination, etc.

In addition, other features are also supported including multiple layers, multiple scenes, and seamless switching between scenes, and more. All these capabilities and functions can greatly meet the demands fromthe video playback and control



Intel high-speed processor delivers strong performance.

With built-in dual Intel® Xeon® processors, CS16K is designed to be equipped with 32 cores and 64 threads, providing unprecedented data processing capabilities. It fully drives 7 PCIe expansion slots and 104 PCIe 4.0 channels which offer excellent device expansibility and extremely high data transmission bandwidth.

Intel high-speed processor

Vigorous code core with excellent performance.

With NVIDIA professional graphics cards, colorlight CS16K provides up to 77.4 TFLOPS

and 96GB of high-bandwidth frame buffer memory.

Output 75-million-pixel images, decoding ultra-high-specification videos with ease.

NVIDIA professional graphics cards

5RU rack-mounted chassis,

high-performance cooling system.

The spacious chassis of CS16K with an internal cooling system can ventilate all the heat generated

by more than 1000 watts of power. The server is still able to achieve full-power performance

in high-load application scenarios at any time.

high-performance cooling system

Massive ECC memory, stable and fast.

CS16K supports 16 channels of high-speed ECC memory,

which can be expanded up to 2TB. It boasts strong data processing capability

to handle large projects efficiently and stably.

Massive ECC memory

 Colorlight GrandShow, the genius behind the server.

Colorlight‘s self-developed GrandShow has brought creative changes to image display technology.

It not only allows ultra-16K video files to be decoded and played directly on one device

but also allows the display to be customized at will, letting brilliant ideas be perfectly presented to create infinite possibilities.

Colorlight GrandShow

16K× 4K video decoding and output.

The server has the capability of software decoding and hardware decoding to deliver the best performance of CPU and GPU. It achieves pixel-to-pixel display on a 16Kx4K screen smoothly.

16K× 4K video decoding and output

Accurate frame sync among media servers.

With the unique GrandShow Sync technology of Colorlight,

dozens of media servers can output ultra-high resolution videos with inaccurate frame sync.

Accurate frame sync among media servers

Creative display with infinite possibilities.

3D mapping technology enables presenting a creative display on any shape, structure or building.

Creative display with infinite possibilities

 Excellent compatibility with common media types.

Excellent compatibility with common media types

Live video capture.

It is designed to capture multiple content streams through HDMI, SDI, DVI interface of capture cards. RTSP/ RTP/ NDI® network video streams are also available.

Live video capture

3D display.

Support 3D video display to provide immersive experiences.

3D display

HDR display.

Wide color gamut, high dynamic range and high contrast.

Delicate image with richer colors reveals the world in their vividness.


Sequence frames playback, cinematic clarity.

Various of lossless or even uncompressed image formats, ultra-high resolution images and high frame rate contents can be displayed to meet the marvelous display effect requirements of professionals.

Sequence frames playback

Extra-long screen display.

Support pixel-to-pixel smooth playback, even on long screens with ultra-100K pixels.

Extra-long screen display

7.1 surround sound, immersive experience.

7.1 surround sound offers you a premium sound effects and envelops you in sound from all directions, giving you more in-depth, immersive and true-to-life experiences.

7.1 surround sound, immersive experience

Wonderful effects.

Support a variety of transition effects, mosaic effects,

and feather effects to meet the needs of some of the most prestigious displays in the world.

Wonderful effects

Multiple backups.

The backup media server takes control automatically and instantly

with no flashing or blackout if the primary one fails, ensuring normal image output.

Multiple backups

Real-time monitoring and easy-to-use visualized interface.

Simplify the management by connecting to Pad and realize real-time image monitoring.

easy-to-use visualized interface

Log management.

Log management

Flexible external control.

Support Pad, central control, laser pointer, console and other external controls.

Functions include image playback, scene switching, cFlexible external contrololor and volume adjustment and others.