Updated: 10/17/2017 by Computer Hope

XT may refer to any of the following:

XT in purple lettering.

1. When referring to a computer, XT is short for extended technology and is the name of the IBM 5160 computer introduced on March 8, 1983. The XT was the first IBM computer with a hard drive (10 MB or 20 MB). It also had a 5 1/4" floppy drive, up to 640 KB of memory, an Intel 8088 processor, an eight-bit ISA slot, and a serial port.

2. When referring to any communication, XT is an abbreviation for crosstalk.

3. XT is also a bus introduced in 1982 that had four DMA channels, was 8-bit, and had a bus speed of 4.77 MHz.

AT, Bus, Computer acronyms, Crosstalk, Form factor, Hardware terms