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Commit df9a0683 authored by Lukáš Krupčík's avatar Lukáš Krupčík
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4 merge requests!368Update prace.md to document the change from qprace to qprod as the default...,!367Update prace.md to document the change from qprace to qprod as the default...,!366Update prace.md to document the change from qprace to qprod as the default...,!323extended-acls-storage-section
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...@@ -40,11 +40,10 @@ The DGX-2 is designed to be a powerful server in its own right. ...@@ -40,11 +40,10 @@ The DGX-2 is designed to be a powerful server in its own right.
On the storage side the DGX-2 comes with 30TB of NVMe-based solid state storage. On the storage side the DGX-2 comes with 30TB of NVMe-based solid state storage.
For clustering or further inter-system communications, it also offers InfiniBand and 100GigE connectivity, up to eight of them. For clustering or further inter-system communications, it also offers InfiniBand and 100GigE connectivity, up to eight of them.
![](../img/dgx2-nvlink.png){ width=50% } ![](../img/dgx2-nvlink.png)
The new NVSwitches means that the PCIe lanes of the CPUs can be redirected elsewhere, most notably towards storage and networking connectivity. The new NVSwitches means that the PCIe lanes of the CPUs can be redirected elsewhere, most notably towards storage and networking connectivity.
The topology of the DGX-2 means that all 16 GPUs are able to pool their memory into a unified memory space, The topology of the DGX-2 means that all 16 GPUs are able to pool their memory into a unified memory space,
though with the usual tradeoffs involved if going off-chip. though with the usual tradeoffs involved if going off-chip.
[a]: https://www.nvidia.com/content/dam/en-zz/es_em/Solutions/Data-Center/dgx-2/nvidia-dgx-2-datasheet.pdf [a]: https://www.nvidia.com/content/dam/en-zz/es_em/Solutions/Data-Center/dgx-2/nvidia-dgx-2-datasheet.pdf
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