expansion board

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expansion board

[ik′span·shən ‚bȯrd]
(computer science)
A printed circuit board that can be plugged into a computer to provide it with additional peripherals or enhancements, such as increased memory or communications facilities.
References in periodicals archive ?
Mellanoxs ConnectX-4 adapter card offers the most compelling high performance, cost effective solution in the industry for 10, 25, 40, 50, and 100 Gb/s Ethernet speeds, enabling seamless networking, clustering, or storage, said Gilad Shainer, vice president of marketing at Mellanox.
Today's Ethernet adapter cards have latency of about 30 microseconds, which includes the latency of moving data from the application to the wire.