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Signed-off-by: Raslan Darawsheh --- doc/guides/platform/bluefield.rst | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/doc/guides/platform/bluefield.rst b/doc/guides/platform/bluefield.rst index 954686affc..e1f8e2e38f 100644 --- a/doc/guides/platform/bluefield.rst +++ b/doc/guides/platform/bluefield.rst @@ -22,6 +22,20 @@ Supported BlueField Platforms - `BlueField-3 `_ +The following table highlights key differences between BlueField-2 and BlueField-3: + +.. table:: BlueField-2 vs BlueField-3 Comparison + + =========================== =================== =================== + Feature BlueField-2 BlueField-3 + =========================== =================== =================== + **Networking Speed** Up to 200 Gb/s Up to 400 Gb/s + **Processing Cores** 8 ARM Cortex-A72 16 ARM Cortex-A78 + **Memory** 16GB DDR4 32 GB DDR5 + **Integrated Networking** ConnectX-6 ConnectX-7 + =========================== =================== =================== + + Common Offload HW Drivers ------------------------- @@ -54,6 +68,13 @@ Compile DPDK DPDK can be compiled either natively on BlueField platforms or cross-compiled on an x86 based platform. +.. note:: + + Starting with DPDK 25.03, using the ``-mcpu=cortex-a78ae`` option is required for optimal performance on BlueField-3. + If your compiler does not support this option, you may need to use a newer GCC version or specify + ``-Dplatform=generic`` as a workaround for native compilation or use the + ``--cross-file config/arm/arm64_armv8_linux_gcc`` configuration file for cross-compilation. + Native Compilation ~~~~~~~~~~~~~~~~~~ -- 2.39.5 (Apple Git-154)