Yes, supported.
See AN522 for details.
AN 522: Implementing Bus LVDS Interface in Supported Altera® FPGA Device Families
https://docs.altera.com/r/docs/683803/current/an-522-implementing-bus-lvds-interface-in-supported-fpga-device-families/implementing-bus-lvds-interface-in-supported-intel-fpga-device-families
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Category: Specifications
Tools:-
Devices:Stratix® 10