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NVIDIA DGX Spark Stacking DAC Cable QSFP/CX7 | 15.7 inch | NJAAKK-N911 | Black
DGX Spark 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 genuine NVIDIA cable (MPN: NJAAKK-N911) provides the high-bandwidth link required for communication between compatible DGX Spark 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:

| Full technical specification | |
|---|---|
| Features | 2 x QSFP112 Male Connectors | Nvidia Stacking Certified |
| Service & Support Type | Cable Type QSFP Cable Usage Stacking Quantity Single cable Length 1.31 ft. (0.40 m) Gauge 32 AWG |
| Interfaces & Connections | Color Black Number of Connectors 2 Connection 1 QSFP112 Connector Connection 2 QSFP112 Connector Throughput 200 GbE |
| Part Number | 930-51986-0000-000 |
| Free Shipping | No |

