NVIDIA L4T is the board support package for Jetson. It includes Linux Kernel 4.9, bootloader, NVIDIA drivers, flashing utilities, sample filesystem based on Ubuntu 18.04, and more for the Jetson platform.

NVIDIA L4T 32.5.1 supports all Jetson modules: Jetson AGX Xavier series, Jetson Xavier NX, Jetson TX2 series, Jetson TX1, and Jetson Nano. All Jetson developer kits are also supported.

L4T 32.5.1 is included as part of JetPack 4.5.1

See the online Jetson Linux Developer Guide for detailed documentation.

Supported Features

  • L4T 32.5.1 is identical to L4T 32.5 except for the following new features:
    • Developer preview support for Jetson TX2 NX module
    • Developer preview of pre-built Real-Time Kernel package for Jetson AGX Xavier

Vulkan Support on L4T

32.5.1 Driver Details


To access older versions of L4T, please visit the L4T Archive.