A detachable board containing memory chips, which can be connected to a computer.
- ‘If you want to add more memory you can, using three 2MB memory boards, for a total of 7MB as in the original PC 6300 Plus.’
- ‘There are more lithium button batteries in automobiles than people know and the memory boards for the computers onboard have small button batteries installed.’
- ‘It features a Uniboard CPU / memory board which is interchangeable among all Sun Fire 3800-15K systems.’
- ‘The large circuit board into which the Central Processing Unit, memory boards and peripheral cards are plugged is referred to as the motherboard.’