Dell Mainboard 24 DDR4 RAM Slots 2 Sockets LGA3647 for

Part number 4WYPY · also known as LGA3647

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DELL MAINBOARD 24 DDR4 RAM SLOTS 2 SOCKETS LGA3647 FOR R740XD2

Specifications

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Works with these servers

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Frequently asked questions

How can I manage fan speeds on a Dell R740XD2 when they are stuck at high RPMs?

To address high fan speeds on the Dell R740XD2, ensure you are using a supported operating system, as Flatcar is not officially validated for this server model. Consider switching to a supported OS like Ubuntu or Red Hat, which may allow for better fan control. If you continue to use Flatcar, be aware that Dell does not provide support for issues related to it. [community thread]

What could cause my T640 server to restart and burn out an H100 GPU?

The T640 server is not compatible with H100 GPUs due to its insufficient power capacity and PCIe generation limitations. The server can only support GPUs with a maximum power consumption of 300W, while the H100 requires at least 350W and is designed for Gen 5 PCIe, which the T640 does not support. [community thread]

What backplane is needed to add NVMe support to a Dell R740XD2 server?

To enable NVMe functionality on the Dell R740XD2, you will need the backplane with part number PC8TD, which supports 24 NVMe drives or a combination of SATA and NVMe. Ensure to consult the user guide for proper cabling instructions, as the hardware configurations for R740XD and R740XD2 differ. [community thread]

What should I do if my Dell T640 server won't power on and the motherboard LEDs indicate a specific status?

The LED pattern suggests a potential 5V BP1 failure. Start by draining flea power by disconnecting all cables and holding the power button for 20 seconds, then wait for 3 minutes. After that, reseat the backplane cable connections and check for any damage, then attempt to power on the server with one power supply connected. [community thread]