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A bus, or computer universal switch, is essential for data transfer within a computer or between more than one. We'll take a look at topics like PCI, SCSI, USB Ports and serial ports.

How AGP Works

Movies play, pop-ups pop, and video games fill the screen, immersing you in a world of 3-D graphics. Today, every aspect of computing uses lots of graphics. The Accelerated Graphics Port enhances the performance and speed of graphics hardware. Find o

PCI Express Image Gallery

PCI Express is a serial connection that operates more like a network than a bus. Take a look at these PCI Express pictures to learn more. See more »

Both FireWire and USB are technologies used to quickly transfer data. Learn about the main difference between FireWire and USB in this article. See more »

FireWire, or IEEE 1394, is a technology used to transfer data quickly. Learn more about FireWire in this article. See more »

How Light Peak Works

Light Peak is a new standard for how computers communicate with peripherals. Learn about Light Peak technology and Light Peak speeds. See more »

How PCI Express Works

PCI Express is a high-speed serial connection that operates more like a network than a bus. Learn how PCI Express can speed up a computer and replace the AGP. See more »

How AGP Works

The AGP enables your computer to have a dedicated way to communicate with the graphics card, which enhances the look of graphics. Find out how AGP works. See more »

How accessDTV Works

With accessDTV you can access digital television on your computer through a PCI card while surfing and running other programs. Learn more here. See more »

How SCSI Works

SCSI (pronounced 'scuzzy') is an ultra-fast, high-power communications bus that connects up to 15 devices to your computer. Find out how this bus operates. See more »

How PCI Works

Your computer's components work together through a bus. Learn about the PCI bus, as well as past and future bus technology. See more »

How IDE Controllers Work

The Integrated Drive Electronics interface is the most popular way to connect a hard drive to a PC. Find out where IDE came from and how it works today. See more »