How storage devices works


Computer Motherboard Guide

The heart of any computer is the motherboard.PCI slot and these are appropriate for most
It is that big board inside the computer thatexpansion  cards, excepts new graphics cards.
everything is connected to. It performs the
role of traffic lights and policemen,The most simple of graphics cards are
directing flows of information to where theysometimes available for PCI slots, but not
are  needed,  when  they  are  needed.too many. More common are AGP cards and the
newer PCI express (PCIe) cards. AGP slots
Choosing the right motherboard does not havecome in speed variants up to 8x, make sure
to be a huge issue, even though there is athe slot matches your card. PCI and PCIe are
lot to consider. I will start off with theincompatible, so don't be confused by that.
most major parts and move onto the the thingsThe PCIe slots are much longer and have a
that  are  less  important  or non-essential.securing latch. If you want an SLI graphics
card setup with two PCIe cards with SLI
Firstly  is  the  socket  type.attached together, make sure the motherboard
specifically  states  that  it  supports SLI.
The socket is the place where the processor
(CPU) connects to the motherboard. There isFourth is hard drive and optical drive
no compatiblility between sockets, so it hasconnections
to be the right one. The socket connection
needs to match the connection of theTwo kinds are available, IDE and SATA, IDE is
processor you have or the one you intend toolder with a thick cable and SATA is newer
buy  for  the  computer.with a thinner cable. SATA capability is
usually an add-on, you can see a dedicated
Most older Intel Pentium 4s utilise socketchip on the motherboard. IDE is being phased
478. Newer ones use socket 775. AMD chipsout, but is still used for many drives and
utilised socket A for a long time, but nowall optical devices like DVD and CD drives.
the AMD Athlon 64 series and Semprons useIDE has speeds of ATA66, ATA100 and ATA133,
socket 939. Just check with someone as toSATA has speeds of 150Mbps and 300Mbps the
what  yours  or  your intended one will have.latter sometimes referred to as SATA2. Make
sure your board supports as much or more than
Your choice of chip will have a lot to doyou  intend  to  install.
with your needs, but choosing one with an up
to date socket type will ensure slightlyFifth  is  the  extras
longer motherboard life as you can upgrade
the  chip  for  a  while.The number of extras available on motherboard
has increased greatly and so has the quality
Second  is  the  memory  typeof the extras. Things to be expected are USB
2.0, a sound card and network slot. Other
DDR is the RAM of choice for most systems,things which it may or may not have are
but some newer systems, which includes allfirewire  and  extra  USB  slots.
Pentiums with socket 775 use DDR2. These two
kinds are not interchangable and have aSo with all that in mind you should be in
different number of pins. Both DDR and DDR2good stead to make a good decision on your
come in different speed ratings measured inpurchase.  Happy  shopping.
MHz. DDR has a usual 400MHz denoted as DDR400
or PC3200, while DDR2 can go a little higherRoundup
and comes in slightly faster speeds. Just
make  it  match  what  the  board  needs.Socket  type  -  A,  478,  775,  939
Third  is  expansion  slotsMemory  (RAM)  -  DDR,  DDR2
The expansion slots are the places where youExpansion  slots - PCI and one of AGP or PCIe
put extra cards onto the motherboard, like
graphics cards, extra sound card or aATA - ATA66, 100 or 133.
wireless internet card. The old standard is a



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