Can this be installed in a PS4?

No, this is a 3.5" drive and too large to fit in a PS4 or XBox. Look at notebook drives (2.5") instead.

can it be used with ps4 via nyko data bank and it performs on the ps4?

Yes it can, however please note: "*Nyko recommends only using up to 2TB drives at this time as drives larger than 2TB could cause issues with Rest Mode and other features."

Questions & Answers: WD Blue SSHD 4TB Desktop Hard Disk Drive - SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40E31X

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