What’s this fast bus?



Which bus architecture is most often seen in today’s high-speed video adapters, with speeds topping 8 gigabytes per second and higher?

A) PCI

B) ISA

C) PCI Express

D) ISA Express

E) Greyhound


The answer: C) PCI Express

The PCI Express 2.0 specification is rated at 8 GB/s with 16 lanes, and up to 16 GB/s at x32!

Want to know more? Watch “Bus Architectures and Expansion Slots.”

An important consideration of the very first IBM personal computer was including standardized expansion slots so the end-user could customize their system. In this video, you’ll learn about bus architectures and expansion slots, including PCI, PCI Express, AGP, and CardBus.