Add official builds download link

[ROCm/rccl commit: 21d9a877be]
2018-11-08 11:22:28 -08:00
parent 287e36a92d
commit ec81b3ad0e
@@ -26,6 +26,8 @@ NCCL requires at least CUDA 7.0 and Kepler or newer GPUs. For PCIe based platfor

 ## Build

+Note: the official and tested builds of NCCL can be downloaded from: https://developer.nvidia.com/nccl. You can skip the following build steps if you choose to use the official builds.
+
 To build the library :

 ```shell