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Can QSFP support 10G?
Knowledge Base + 2024.01.10

No, QSFP (Quad Small Form-factor Pluggable) connectors are commonly used for high-speed networking and can support data rates of up to 40G or 100G, depending on the specific type of QSFP module. They are not designed to support 10G data rates. For 10G connections, SFP (Small Form-factor Pluggable) or SFP+ modules are typically used.

QSFP (Quad Small Form-factor Pluggable) is a compact, hot-pluggable transceiver used for high-speed data communication applications in networking equipment. QSFP modules are typically designed for higher data rates, such as 40G, 100G, 200G, or 400G, depending on the specific QSFP standard (e.g., QSFP+, QSFP28, QSFP56, etc.).

If you need to support a 10G connection, you may want to consider other types of transceivers, such as SFP+ (Small Form-factor Pluggable Plus) or 10G QSFP+ modules. SFP+ is a common transceiver for 10G applications, while 10G QSFP+ can also be used for 10G connections, but it is designed for higher density and typically supports multiple 10G channels.

In summary, while QSFP modules are not designed specifically for 10G, there are other transceiver options like SFP+ or 10G QSFP+ that are better suited for 10G applications. Always check the specifications of the specific transceiver module and the compatibility with your networking equipment before making a selection.