Release Notes

Note

Software upgrades are cumulative, which means that your systems will always receive the latest versions of all installed software components. The packages in the repositories can also be newer than the current DGX OS release. Read and evaluate the information and advisories from all relevant releases and later upgrades.

Current Software Versions

The following table shows the current version information of the software packages provided in the NVIDIA and Ubuntu repositories for the NVIDIA DGX Software Stack.

Current Software Versions (Last Updated on April 10, 2025)

Component	Version	Additional Information
GPU Driver	570.124.06	EL8: RPM installer EL9: RPM installer
GPU Driver	550.144.03	EL8: RPM installer EL9: RPM installer
GPU Driver	535.230.02	EL8: RPM installer EL9: RPM installer
CUDA Toolkit	12.8 Update 1	R570: 12.8 Update 1 download
CUDA Toolkit	12.4 Update 1	R550: 12.4 Update 1 download
CUDA Toolkit	12.2 Update 2	R535: 12.2 Update 2 download
DOCA OFED	2.9.2	2.9.2 download
Inbox OFED	39.0-1	For DGX OS 6 only.
NCCL	2.26.2
cuDNN	9.8.0
DCGM	4.2.2
GPUDirect Storage (GDS)	1.13 for CUDA Toolkit 12.8 1.11 for CUDA Toolkit 12.6 1.10 for CUDA Toolkit 12.5 1.9 for CUDA Toolkit 12.4 1.8 for CUDA Toolkit 12.3 1.7 for CUDA Toolkit 12.2
NVIDIA Container Toolkit	1.17.5	NVIDIA Container Toolkit includes the following packages: nvidia-container-toolkit: 1.17.5 libnvidia-container-tools: 1.17.5 libnvidia-container1: 1.17.5
nvidia-peer-memory	1.3

Note

• For all DGX Stations installed with DGX OS, the CUDA Toolkit is installed by default. For all DGX servers installed with DGX OS and all systems installed with NVIDIA DGX Software for Red Hat Enterprise, the CUDA Toolkit is not installed by default; however, you can manually install a qualified CUDA Toolkit release. Refer to the CUDA Release Notes for driver compatibility information.

• For CUDA Toolkit minor version compatibility and the minimum required driver version, refer to CUDA Compatibility.

• For information about the MLNX_OFED release transition, refer to the MLNX_OFED section in Adapter Software.

The following table provides information about the matching firmware versions for the NVIDIA® OpenFabrics Enterprise Distribution for Linux (MLNX_OFED) v23.10-4.0.9.1.

OS	DGX A100 ConnectX-6	DGX A100 ConnectX-7	DGX H100/H200 ConnectX-7
OS 6	20.39.4082	28.39.4082	28.39.4082

For installation instructions, refer to

• NVIDIA MLNX_OFED: Installing the Mellanox OFED Drivers

• ConnectX®-7 adapter cards: Installing ConnectX-7 Firmware

• ConnectX®-6 adapter cards: Firmware Downloads

In addition to upgrading to the versions described in this section, performing a package upgrade can update the software component versions, the Ubuntu 22.04 LTS version, and Ubuntu kernel, depending on when you perform the upgrade.

Note

For information about LTS software versions for related networking components, refer to the Networking Long-Term Support Releases page.

Important

This release incorporates the following updates:

• To upgrade to the latest DGX OS 7 release, you must first upgrade to the latest DGX OS 6 release.

• Ubuntu ConnectX drivers and OFED stack.

• Customers are advised to consider these updates and any effect they might have on their application. For example, some MOFED-dependent applications can be affected.

• Best practices support upgrading select systems and verifying that your applications are working as expected before you deploy on additional systems.

Supported DGX Systems

DGX OS 6 supports the following systems:

Supported DGX Systems

DGX Systems	Minimum ISO Release
DGX H200 1,128 GB	DGX OS 6.3.1
DGX H100 640 GB	DGX OS 6.0.11
DGX H800 640 GB	DGX OS 6.1.0
DGX A100 640 GB	DGX OS 5.5.0
DGX A100 320 GB	DGX OS 5.5.0
DGX A800 640 GB	DGX OS 5.5.0
DGX Station A100 320 GB	DGX OS 5.0.2
DGX Station A100 160 GB	DGX OS 5.0.2
DGX Station A800 320 GB	DGX OS 5.0.2
DGX-2	DGX OS 4.0.5
DGX Station (V100)	DGX OS 4.2.0
DGX-1 (V100)

Latest Release

DGX OS 6.3.2 (April 2, 2025)

This release introduces the following new features and updates:

• The DGX OS ISO 6.3.2 has been released.

• Enables upgrades to the latest DGX OS 7 release.

  • If your installed release is DGX OS 6.3.1 or earlier, you must first upgrade to DGX OS 6.3.2 before upgrading to DGX OS 7.

  • To verify the upgrade path from your installed release and supported DGX systems, refer to Supported DGX Systems.

• Includes support for MLNX_OFED v23.10-4.0.9.1.

  • MLNX_OFED download

  • For information about the MLNX_OFED release transition, refer to the MLNX_OFED section in Adapter Software.

• The following changes were made to the repositories and the ISO:

  • Kernel: 5.15.0-1072-nvidia

  • NVIDIA GPU Drivers:

    • Release 550 family: 550.144.03 (default)

    • Release 535 family: 535.230.02

  • NCCL: 2.26.2

  • cuDNN: 9.8.0

  • DCGM: 4.2.0

    Upgrading from DCGM 3.x to 4.x is a manual process. Refer to the instructions in the Installation section of the DCGM documentation.

  • NVSM: 24.09.05

  • Docker Engine: 27.5.1

  • NVIDIA Container Toolkit: 1.17.5

  • MIG Configuration Tool: 0.11.0

  • GDRCopy: 2.4.4

  • DLFW: 25.03

Previous Releases

This section provides information about important updates to DGX OS 6.

DGX OS 6.3.1 (September 17, 2024)

This release introduces the following new features and updates:

• The DGX OS ISO 6.3.1 has been released.

• Added support for the NVIDIA DGX H200 system.

• Included support for MLNX_OFED v23.10-3.2.2.0.

  • MLNX_OFED download

• The following changes were made to the repositories and the ISO:

  • OS base: 22.04.4 LTS

  • Kernel: 5.15.0-1063-nvidia

  • NVIDIA GPU Drivers:

    • Release 550 family: 550.90.07

    • Release 535 family: 535.183.06

  • CUDA Toolkit: 12.4 Update 1

  • cuDNN: 9.3.0

  • DCGM: 3.3.8

  • NVSM: 24.06.02

  • Docker Engine: 27.1.2-1

  • MIG Configuration Tool: 0.9.1-1

  • DLFW: 24.07

DGX OS 6.3.0 (August 9, 2024)

This release introduces the following new features and updates:

• The DGX OS ISO 6.3.0 has been released.

• Added support for the NVIDIA DGX H200 system.

• Included support for MLNX_OFED v23.10-3.2.2.0.

  • MLNX_OFED download.

• The following changes were made to the repositories and the ISO:

  • OS base: 22.04.4 LTS

  • Kernel: 5.15.0-1061-nvidia

  • NVIDIA GPU Drivers:

    • Release 550 family: 550.90.07

    • Release 535 family: 535.183.06

  • CUDA Toolkit: 12.5 Update 1

  • NCCL: 2.22.3

  • cuDNN: 9.2.1

  • DCGM: 3.3.7

  • GPUDirect Storage: 1.9

  • NVSM: 24.06.01

  • Docker Engine: 26.1.4

  • NVIDIA Container Toolkit: 1.16.1

  • MIG Configuration Tool: 0.8.0

  • DLFW: 24.06

  • NGC CLI: Removed

DGX OS 6.2.1 (May 2, 2024)

This release introduces the following new features and updates:

• The DGX OS ISO 6.2.1 has been released.

• The following changes were made to the repositories and the ISO:

  • OS base: 22.04.4

  • Kernel: 5.15.0-1048-nvidia

  • NVIDIA GPU Driver: 535.161.08

  • CUDA Toolkit: 12.2 Update 2

DGX OS 6.2.0 (March 22, 2024)

This release introduces the following new features and updates:

• The DGX OS ISO 6.2.0 has been released.

• Added support for single-port ConnectX-7 VPI adapter card for DGX A100 System.

• Support for MLNX_OFED LTS version 23.10-2.1.3.1.

• Continued support for DGX H100 and DGX H800.

• The following changes were made to the repositories and the ISO:

  • OS base: 22.04.3 LTS

  • Kernel: 5.15.0-1046-nvidia

  • NVIDIA GPU Driver: 535.161.07

  • CUDA Toolkit: 12.2-1

  • NCCL: 2.20.3

  • cuDNN: 8.9.7

  • DCGM: 3.3.5

  • GPUDirect Storage: 1.7.2

  • NVSM: 23.12.01

  • Docker Engine: 24.0.7-1

  • NVIDIA Container Toolkit: 1.14.6

  • MIG Configuration Tool: 0.5.5

  • NGC CLI: 3.36.0

  • DLFW: 24.01

  • GDRCopy: 2.4.1

DGX OS 6.1.0 (August 11, 2023)

• The DGX OS ISO 6.1.0 has been released.

• The following changes were made to the repositories and the ISO

  • Added support for DGX H800.

  • Kernel update to 5.15.0-1029-nvidia.

  • The gdrcopy packages are removed from ISO but are still available from the repository.

  • The gdrcopy packages can be installed as an option but are no longer installed by default.

  • The dgx-h100-ota-update-meta package is updated to 23.07.1.

  • The nvidia-manage-ofed package is updated to 23.07-1.

  • NVSM is updated to 23.06.2.

  • NVIDIA CUDA Toolkit is updated to 12.2.0.

  • NVIDIA Container Toolkit is updated to 1.13.5.

DGX OS 6.0.11 (May 17, 2023)

• Added support for DGX H100

• The DGX OS ISO 6.0.11 has been released.

• The following changes were made to the repositories and the ISO

  • Kernel version updated to 5.15.0-1025.25

  • NVSM updated to 22.12.06

DGX OS 6.0.10 (May 3, 2023)

• The DGX OS ISO 6.0.10 has been released.

DGX OS ISO Releases

This section lists all DGX OS ISO releases with the software versions included in the image.

DGX OS ISO 6.3.2

Component	Version	Notes
Ubuntu	Ubuntu 22.04.4 Base OS 6.3.2
Ubuntu Kernel	5.15.0-1072-nvidia
GPU Driver	550.144.03
CUDA Toolkit	12.4 Update 1	CUDA Toolkit is only installed by default for DGX stations and is optional for DGX servers. Refer to the CUDA Release Notes for driver compatibility information.
Inbox OFED	39.0-1
NCCL	2.26.2
cuDNN	9.8.0
DCGM	4.2.0
GPUDirect Storage (GDS)	1.9 for CUDA 12.4 Update 1 1.7 for CUDA 12.2 Update 2
NVIDIA Container Toolkit	1.17.5	NVIDIA Container Toolkit includes the following packages: libnvidia-container-tools: 1.17.5 libnvidia-container1: 1.17.5 nvidia-container-toolkit: 1.17.5
NVSM	24.09.05
Docker Engine	27.5.1
GDRCopy	2.4.4
MIG Configuration Tool	0.11.0	Refer to NVIDIA mig-parted github pages and deployments.
DLFW	25.03
ISO	DGXOS-6.3.2-2025-03-11-11-05-00.iso
MD5 Checksum	4e90a89708a509a367e8139616b502f0

DGX OS ISO 6.3.1

Component	Version	Notes
Ubuntu	Ubuntu 22.04.4 Base OS 6.3.1
Ubuntu Kernel	5.15.0-1063-nvidia
GPU Driver	550.90.07
CUDA Toolkit	12.4 Update 1	CUDA Toolkit is only installed by default for DGX stations and is optional for DGX servers. Refer to the CUDA Release Notes for driver compatibility information.
Inbox OFED	39.0-1
NCCL	2.22.3
cuDNN	9.3.0
DCGM	3.3.8
GPUDirect Storage (GDS)	1.9 for CUDA 12.4 1.7 for CUDA 12.2 Update 2
NVIDIA Container Toolkit	1.16.1-1	NVIDIA Container Toolkit includes the following packages: libnvidia-container-tools: 1.16.1-1 libnvidia-container1: 1.16.1-1 nvidia-container-toolkit: 1.16.1-1
NVSM	24.06.02
Docker Engine	27.1.2-1
GDRCopy	2.4.1
MIG Configuration Tool	0.9.1-1	Refer to NVIDIA mig-parted github pages and deployments.
DLFW	24.07
ISO	DGXOS-6.3.1-2024-09-06-11-34-41.iso
MD5 Checksum	795ec27bf05da792fc9cd7091475467c

DGX OS ISO 6.3.0

Component	Version	Notes
Ubuntu	Ubuntu 22.04.4 Base OS 6.3.0
Ubuntu Kernel	5.15.0-1061-nvidia
GPU Driver	550.90.07 535.183.06
CUDA Toolkit	12.5 Update 1 for 550.90.07 12.2 Update 2 for 535.183.06	CUDA Toolkit is only installed by default for DGX stations and is optional for DGX servers. Refer to the CUDA Release Notes for driver compatibility information.
Inbox OFED	39.0-1
NCCL	2.22.3
cuDNN	9.2.1
DCGM	3.3.7
GPUDirect Storage (GDS)	1.9 for CUDA 12.4 1.7.2 for CUDA 12.2 Update 2 1.0 for CUDA 11.4
NVIDIA Container Toolkit	1.16.1	NVIDIA Container Toolkit includes the following packages: libnvidia-container-tools: 1.16.1 libnvidia-container1: 1.16.1 nvidia-container-toolkit: 1.16.1
NVSM	24.06.01
Docker Engine	26.1.4
GDRCopy	2.4.1
MIG Configuration Tool	0.8.0	Refer to NVIDIA mig-parted github pages and deployments.
DLFW (BM)	24.06
ISO	DGXOS-6.3.0-2024-07-31-06-39-06.iso
MD5 Checksum	d0f8cbc8691c217486b38160672da51e

DGX OS ISO 6.2.1

Component	Version	Notes
Ubuntu	Ubuntu 22.04.4 Base OS 6.2.1
Ubuntu Kernel	5.15.0-1053-nvidia
GPU Driver	535.161.08
CUDA Toolkit	CUDA Toolkit 12.2.2	CUDA Toolkit is only installed by default for DGX stations and is optional for DGX servers. Refer to the CUDA Release Notes for driver compatibility information.
Inbox OFED	39.0-1
NCCL	2.20.3
cuDNN	8.9.7
DCGM	3.3.5
GPUDirect Storage (GDS)	1.7.2
NVIDIA Container Toolkit	1.14.6-1	NVIDIA Container Toolkit includes the following packages: libnvidia-container-tools: 1.14.6-1 libnvidia-container1: 1.14.6-1 nvidia-container-toolkit: 1.14.6-1
NVSM	23.12.01
Docker Engine	24.0.7-1
GDRCopy	2.4.1
MIG Configuration Tool	0.5.5
NGC CLI	3.36.0
DLFW (BM)	24.01
ISO	DGXOS-6.2.1-2024-04-22-11-45-46.iso
MD5 Checksum	ece1d02f34e9739f8c5538303b82630f

DGX OS ISO 6.2.0

Component	Version	Notes
Ubuntu	Ubuntu 22.04.3 LTS Base OS 6.2.0
Ubuntu Kernel	5.15.0-1046-nvidia
GPU Driver	535.161.07
CUDA Toolkit	CUDA Toolkit 12.2.1	CUDA Toolkit is only installed by default for DGX stations and is optional for DGX servers. Refer to the CUDA Release Notes for driver compatibility information.
Inbox OFED	39.0-1
NCCL	2.20.3
cuDNN	8.9.7
DCGM	3.3.5
GPUDirect Storage (GDS)	1.7.2
NVIDIA Container Toolkit	1.14.6	NVIDIA Container Toolkit includes the following packages: libnvidia-container-tools: 1.14.6 libnvidia-container1: 1.14.6 nvidia-container-toolkit: 1.14.6
NVSM	23.12.01
Docker Engine	24.0.7-1
GDRCopy	2.4.1
MIG Configuration Tool	0.5.5
NGC CLI	3.36.0
DLFW (BM)	24.01
ISO	DGXOS-6.2.0-2024-03-15-14-25-26.iso
MD5 Checksum	ecd6c5f77d957d41c8132a0d3941cf8c

DGX OS ISO 6.1.0

Component	Version	Additional Information
Ubuntu	22.04 LTS
Optimized Kernel	5.15.0-1029-nvidia
GPU Driver	R535: 535.54.03
CUDA Toolkit	12.2.0	Note The CUDA Toolkit is only installed for DGX Stations and option for DGX servers. Refer also to the latest CUDA Release Notes for driver compatibility information.
NCCL	2.18.3
cuDNN	8.9.1
DCGM	3.1.8
Inbox OFED	39.0-1
GPUDirect Storage (GDS)	2.15.1
NVSM	23.06.02
Docker Engine	23.0.4	Refer to Docker Engine
NVIDIA Container Toolkit	1.13.5	NVIDIA Container Toolkit includes the following packages: libnvidia-container-tools: 1.13.5-1 libnvidia-container1: 1.13.5-1 nvidia-container-toolkit: 1.13.5-1
MIG Configuration Tool	0.5.1	Refer to the following NVIDIA mig-parted github pages and systemd
NGC CLI	3.17.0	Refer to the NGC CLI Documentation.
DLFW (BM)	23.06
ISO	DGXOS-6.1.0-2023-08-09-12-30-10.iso
MD5 Checksum	d38620ffa58905330c1efe49b3d7ff53

DGX OS ISO 6.0.11

Component	Version	Additional Information
Ubuntu	22.04 LTS
Optimized Kernel	5.15.0-1025.25
GPU Driver	R525: 525.105.17
CUDA Toolkit	12.0.1	Note The CUDA Toolkit is only installed for DGX Stations and option for DGX servers. Refer also to the latest CUDA Release Notes for driver compatibility information.
NCCL	2.17.1
cuDNN	8.9.0.131
DCGM	3.1.8
Inbox OFED	39.0-1
GPUDirect Storage (GDS)	2.15.1
NVSM	22.12.06
Docker Engine	23.0.4	Refer to Docker Engine
NVIDIA Container Toolkit	1.13.1	NVIDIA Container Toolkit includes the following packages: libnvidia-container-tools: 1.13.1-1 libnvidia-container1: 1.13.1-1 nvidia-container-toolkit: 1.13.1-1 nvidia-docker2: 2.11.0
MIG Configuration Tool	0.5.1	Refer to the following NVIDIA mig-parted github pages and systemd
NGC CLI	3.17.0	Refer to the NGC CLI Documentation.
DLFW (BM)	23.03
ISO	DGXOS-6.0.11-2023-05-16-16-18-31.iso
MD5 Checksum	21d73f97b1e8d3efc15eddabb53c4f17

DGX OS ISO 6.0.10

Component	Version	Additional Information
Ubuntu	22.04 LTS
Optimized Kernel	5.15.0-1023.23
GPU Driver	R525: 525.105.17
CUDA Toolkit	12.0.1	Note The CUDA Toolkit is only installed for DGX Stations and option for DGX servers. Refer also to the latest CUDA Release Notes for driver compatibility information.
NCCL	2.17.1
cuDNN	8.9.0.131
DCGM	3.1.8
Inbox OFED	39.0-1
GPUDirect Storage (GDS)	2.15.1
NVSM	22.12.04
Docker Engine	23.0.4	Refer to Docker Engine
NVIDIA Container Toolkit	1.13.1	NVIDIA Container Toolkit includes the following packages: libnvidia-container-tools: 1.13.1-1 libnvidia-container1: 1.13.1-1 nvidia-container-toolkit: 1.13.1-1 nvidia-docker2: 2.11.0
MIG Configuration Tool	0.5.1	Refer to the following NVIDIA mig-parted github pages and systemd
NGC CLI	3.17.0	Refer to the NGC CLI Documentation.
DLFW (BM)	23.03
ISO	DGXOS-6.0.10-2023-05-02-19-06-32.iso
MD5 Checksum	55ae2430a4ca490e0383f3740a39941e