PNY 0.4m 400G QSFP112 DAC Cable | High-Speed AI Cluster Stacking Cable for GX10 Systems

ASUS Branded DGX Spark GB10 Systems Stacking DAC Cable QSFP/CX7

This cable is the certified Nvidia Cable to connect two (2) Nvidia DGX Spark units together.   Works with all GB10 versions of the DGX Spark, eg: ASUS, MSI units based on Nvidia's design.  Amphenol: NJAAKK-N911 (QSFP to QSFP112, 32AWG, 400mm, LSZH). For information on clustering, stacking or connecting two Nvidia DGX Spark units together, you can find the article here:

 https://docs.nvidia.com/dgx/dgx-spark/spark-clustering.html

The NVIDIA DGX Spark connecting cable is a high-speed QSFP-to-QSFP interconnect used to directly connect NVIDIA DGX Spark systems. This Asus branded cable provides the high-bandwidth link required for communication between compatible DB10 units, supporting the data transfer performance needed for AI development, training, and inference applications. It is designed to ensure reliable connectivity and compatibility with NVIDIA's DGX Spark platform.

Example of such a connection on the back of the two Nvidia GB10 units: