Great Valley Products is a former third-party Amiga hardware supplier.

The company was known for CPU accelerators and SCSI host adapters for the Amiga 500 and Amiga 2000 computer series.

A new company known as GVP-M picked up the rights to the Amiga products.

Great Valley Products was owned by its managing employees and their family members.

The GVP A530 Turbo is a processor accelerator, disc controller, and PC-286 co-system for the Amiga 500, released in 1992 by Great Valley Products.