How storage devices works


Computer Motherboard Guide

The heart of any computer is thesound card or a wireless internet card.
motherboard. It is that big board insideThe old standard is a PCI slot and these
the computer that everything isare appropriate for most expansion
connected to. It performs the role ofcards, excepts new graphics cards.
traffic lights and policemen, directingThe most simple of graphics cards are
flows of information to where they aresometimes available for PCI slots, but
needed, when they are needed.not too many. More common are AGP cards
Choosing the right motherboard does notand the newer PCI express (PCIe) cards.
have to be a huge issue, even thoughAGP slots come in speed variants up to
there is a lot to consider. I will start8x, make sure the slot matches your
off with the most major parts and movecard. PCI and PCIe are incompatible, so
onto the the things that are lessdon't be confused by that. The PCIe
important or non-essential.slots are much longer and have a
Firstly is the socket type.securing latch. If you want an SLI
The socket is the place where thegraphics card setup with two PCIe cards
processor (CPU) connects to thewith SLI attached together, make sure
motherboard. There is no compatiblilitythe motherboard specifically states that
between sockets, so it has to be theit supports SLI.
right one. The socket connection needsFourth is hard drive and optical drive
to match the connection of the processorconnections
you have or the one you intend to buyTwo kinds are available, IDE and SATA,
for the computer.IDE is older with a thick cable and SATA
Most older Intel Pentium 4s utiliseis newer with a thinner cable. SATA
socket 478. Newer ones use socket 775.capability is usually an add-on, you can
AMD chips utilised socket A for a longsee a dedicated chip on the motherboard.
time, but now the AMD Athlon 64 seriesIDE is being phased out, but is still
and Semprons use socket 939. Just checkused for many drives and all optical
with someone as to what yours or yourdevices like DVD and CD drives. IDE has
intended one will have.speeds of ATA66, ATA100 and ATA133, SATA
Your choice of chip will have a lot tohas speeds of 150Mbps and 300Mbps the
do with your needs, but choosing onelatter sometimes referred to as SATA2.
with an up to date socket type willMake sure your board supports as much or
ensure slightly longer motherboard lifemore than you intend to install.
as you can upgrade the chip for a while.Fifth is the extras
Second is the memory typeThe number of extras available on
DDR is the RAM of choice for mostmotherboard has increased greatly and so
systems, but some newer systems, whichhas the quality of the extras. Things to
includes all Pentiums with socket 775be expected are USB 2.0, a sound card
use DDR2. These two kinds are notand network slot. Other things which it
interchangable and have a differentmay or may not have are firewire and
number of pins. Both DDR and DDR2 comeextra USB slots.
in different speed ratings measured inSo with all that in mind you should be
MHz. DDR has a usual 400MHz denoted asin good stead to make a good decision on
DDR400 or PC3200, while DDR2 can go ayour purchase. Happy shopping.
little higher and comes in slightlyRoundup
faster speeds. Just make it match whatSocket type - A, 478, 775, 939
the board needs.Memory (RAM) - DDR, DDR2
Third is expansion slotsExpansion slots - PCI and one of AGP or
The expansion slots are the places wherePCIe
you put extra cards onto theATA - ATA66, 100 or 133.
motherboard, like graphics cards, extra



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