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7 Cards in this Set

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  • Back

The MOBO is a....

Communication path-A city of technology.


...Has also...Internal independent Pathways.


+ Additional capabilities - Expansion Slots.

The Expansion Bus

width in bits(also changing to bandwidth).


data/clock cycle-Clock Speed of the Bus.


-1MHz=1 million cycles/second, 1GHz=1000 MHz.


- The expansion bus gets its own clock.


Clock Speed does not equal Transfer Rate in PC.

PCI SLOT

Peripheral Component Interconnect.


Created 1994, term not used regularly.


32-bit and 64-bit bus width.


133 MBs 32 bit at 33MHz.


266-533 32/64 at 66MHz.


MINI PCI for laptops, mobile use, but no acces to the card.


PCI-X(eXtended)

Designed for servers. / higher bandwidth. /


4x Clock Speed. / 1064 MBs capacity. /


PCI-X not= PCI Express. /


PCI Express is not a bus...Unidirectional Serial Lanes(1,2,4,8,16,32)

PCI Express Throughput

Version 1 x 250 MBs


Version 2 x 500 MBs


Version 3 x 1000 MBs = 1 GBs


Version 4 x 2GBs

CNR

Communications and Networking Riser./


Modular riser for networking, modem, audio etc.


Not used anymore.

AGP

Accelerated Graphics Port. /


Designed to cover gap between PCI and PCI Express (difficult to find today).


AGP 1x 266 MBs 3.3 V


AGP 4x 1.07 GBs 1.5 V


AGP 8x 2.1 GBs 0.8 V