Can CPU / memory influence restore performance
Can CPU / memory influence restore performance


Restoring involves bringing data pages into memory so yes memory can be a factor but cannot be a show stopper. Things which really can affect backup performance are the drives on which data file and backup resides and the network connectivity. Ofcourse you will see faster restore speed on SSD's as compared to SATA disks.

Read How SQL Server backup and restore operation works. This will let you know how memory is internally used while backup and restore operation

If you read this BOL document it shows how you can improve performance of SQL Server restore process