Computer Architecture and Maintenance (G-Scheme-2014)CHAPTER-1MOTHERBOARD & ITS COMPONENT SPECIFIC OBJECTIVES1.1 CPU – Concept like address lines,
Computer Architecture and Maintenance (G-Scheme-2014)Processors with 64-bit extension technology can run in real (8086) mode, IA-32 m
Computer Architecture and Maintenance (G-Scheme-2014)Latest Chipset for MotherboardCMOS SetupPrepared By – Prof. Manoj.kavedia (9860174297 – 932425887
Computer Architecture and Maintenance (G-Scheme-2014)Additional - InformationQ.State Feature of XT mother BoardAns. The following list shows the highl
Computer Architecture and Maintenance (G-Scheme-2014)• Wait states:• System board 1• Adapter 1Standard Feature• ROM size 40KB or 64KB• ROM shadowing N
Computer Architecture and Maintenance (G-Scheme-2014) 20MB or 30MB hard disk drive (enhanced models) Serial/parallel interface (enhanced models) CM
Computer Architecture and Maintenance (G-Scheme-2014) Coprocessor speed 4 or 5.33MHz Standard graphics None standard RS232C serial ports 1 (some mo
Computer Architecture and Maintenance (G-Scheme-2014)Table . Differences Between PC/XT and AT SystemsSystem Attributes PC/XT Type 8-Bit 16-, 32-, 64
Computer Architecture and Maintenance (G-Scheme-2014)Storage Devices & Interfacing.Objective� To understand the Recording techniques in storage de
Computer Architecture and Maintenance (G-Scheme-2014)Display Devices & InterfacingObjective� To understand the construction and working of display
Computer Architecture and Maintenance (G-Scheme-2014)instructions; a BIOS update is also needed. Newer multicore processors with 64-bit support includ
Computer Architecture and Maintenance (G-Scheme-2014)32-bit hardware to mainstream 32-bit computing took 16 years. The first 64-bit PC processor was r
Computer Architecture and Maintenance (G-Scheme-2014)Process technologiesQ.List and explain different Process technologiesAns. 1. Dual Independent Bus
Computer Architecture and Maintenance (G-Scheme-2014)boosting performance. Overall, DIB architecture offers up to three times the
Computer Architecture and Maintenance (G-Scheme-2014)With Hyper-Threading, a microprocessor's "core" processor can execute two (rather
Computer Architecture and Maintenance (G-Scheme-2014) A processor with HT Technology enabled can fill otherwise-idle time with a second
Computer Architecture and Maintenance (G-Scheme-2014)appear as a quad-core processor to the OS. These processors combined 64-bit
Computer Architecture and Maintenance (G-Scheme-2014)The diagram below illustrates how a single-core processor (left) and a dual-core processor (right
Computer Architecture and Maintenance (G-Scheme-2014)Processor Slot and SocketsQ.Write short note on Processor Slot and Sockets.Ans.CPU SocketA CPU
Computer Architecture and Maintenance (G-Scheme-2014)Address BusIt is a group of wires or lines that are used to transfer the addresses of Memory or I
Computer Architecture and Maintenance (G-Scheme-2014)The original slot, or Slot 1 (pictured below), was first released by the
Computer Architecture and Maintenance (G-Scheme-2014)Pentium and Pentium Pro processor sockets.Zero Insertion ForceWhen the Socket 1 specification was
Computer Architecture and Maintenance (G-Scheme-2014)Figure Intel Socket 1 pinout.The original DX processor draws a maximum 0.9 amps of 5V power in 33
Computer Architecture and Maintenance (G-Scheme-2014)Notice that although the chip for Socket 2 is called Pentium OverDrive, it is not a full-scale (6
Computer Architecture and Maintenance (G-Scheme-2014)Figure. 237-pin Intel Socket 3 configuration.Notice that Socket 3 has one additional pin and sev
Computer Architecture and Maintenance (G-Scheme-2014)The 66MHz OverDrive processor that replaced it consumes a maximum 2.7 amps (13.5 watts), includin
Computer Architecture and Maintenance (G-Scheme-2014)Figure. 320-pin Intel Socket 5 configuration.The Pentium OverDrive for Pentium processors has an
Computer Architecture and Maintenance (G-Scheme-2014)supplies for different processors, the VRM converts the 3.3V or 5V to the proper voltage for the
Computer Architecture and Maintenance (G-Scheme-2014)Socket 8Socket 8 is a special SPGA socket featuring a whopping 387 pins! This was specifically de
Computer Architecture and Maintenance (G-Scheme-2014)processor instead of a socketed type, Intel moved back to the socket design to reduce the manufac
Computer Architecture and Maintenance (G-Scheme-2014)or receive data. The data bus also works as address bus when multiplexed with lower order address
Computer Architecture and Maintenance (G-Scheme-2014)Installing a Pentium III processor in the FC-PGA package into an older motherboard is unlikely
Computer Architecture and Maintenance (G-Scheme-2014)The processor uses five voltage ID (VID) pins to signal the VRM built i
Computer Architecture and Maintenance (G-Scheme-2014)moved to incorporate L2 cache on-die, and the low-cost Duron was manufactured only in an on-die c
Computer Architecture and Maintenance (G-Scheme-2014)Socket 603Socket 603 is used with the Intel Xeon processor in DP (dual pr
Computer Architecture and Maintenance (G-Scheme-2014)Socket 940 is used with the Socket 940 version of the AMD Athlon 64 FX, as well as most AMD Opter
Computer Architecture and Maintenance (G-Scheme-2014)Socket M2In the second quarter of 2006, AMD introduced processors that use a new socket, called S
Computer Architecture and Maintenance (G-Scheme-2014)Slot 1 (SC242)Slot 1, also called SC242 (slot connector 242 pins), is used by the SEC design that
Computer Architecture and Maintenance (G-Scheme-2014)Table 3.18. CPU Socket and Slot Types and SpecificationsChip Class Socket Pins Layout VoltageSupp
Computer Architecture and Maintenance (G-Scheme-2014)Chip Class Socket Pins Layout VoltageSupported ProcessorsIntroducedD/Pentium Extreme Edition/LG
Computer Architecture and Maintenance (G-Scheme-2014)Chip Class Socket Pins Layout VoltageSupported ProcessorsIntroducedPGA = Pin grid array PPGA = Pl
Computer Architecture and Maintenance (G-Scheme-2014)System bus It is a group of conductors. It is used to transfer information (electrical signal ) b
Computer Architecture and Maintenance (G-Scheme-2014)The southbridge is slower than the northbridge, and information from the CPU has to go th
Computer Architecture and Maintenance (G-Scheme-2014)• The IDE or ATA bus connects the southbridge to the disk drives.• The AGP bus connects the video
Computer Architecture and Maintenance (G-Scheme-2014)Fig.Intel Hub Architecture (also called as AHA - Accelerated Hub Architecture) Intel introduced
Computer Architecture and Maintenance (G-Scheme-2014)Fig. Because of the high-speed channel between the sections, the Intel Hub Architecture (IHA) i
Computer Architecture and Maintenance (G-Scheme-2014)82810 Graphics Memory Controller HubThe 82810 Graphics Memory Controller Hub (GMCH)
Computer Architecture and Maintenance (G-Scheme-2014)Q.State Function of North and South BridgeAns. South BridgeThe southbridge is one of the
Computer Architecture and Maintenance (G-Scheme-2014)drives.USB Port Hi-speed (JSB 2.0 ports.7.1 Channel audio Option for integrated sound device with
Computer Architecture and Maintenance (G-Scheme-2014)contrast to the other I/O devices, the AGP port is connected directly to the north bridge, becaus
Computer Architecture and Maintenance (G-Scheme-2014)(among other factors) operating temperature; consequently most overclocking applicati
Computer Architecture and Maintenance (G-Scheme-2014)manufacturers. Intel and AMD provide specifications to the chipset manufacturers,
Computer Architecture and Maintenance (G-Scheme-2014)Many different types of registers are common between most microprocessor designs. These are:Progr
Computer Architecture and Maintenance (G-Scheme-2014)the Southbridge chip. The Southbridge is the HUB that connects to slower I/O buses (for example,
Computer Architecture and Maintenance (G-Scheme-2014)can operate on both voltages, have two notches. Version 2.1 of the PCI standard introduced opt
Computer Architecture and Maintenance (G-Scheme-2014)The signalling voltage does not equal the voltage of the motherboard power supply but rather the
Computer Architecture and Maintenance (G-Scheme-2014)Quatech's first data communication adapters were designed for the PC/ XT, and some of these
Computer Architecture and Maintenance (G-Scheme-2014)a new video card and you are unsure about the slots, stick with the PCI version of this card it w
Computer Architecture and Maintenance (G-Scheme-2014) Parity on both data and address lines: This allows implementation of robust system. Support f
Computer Architecture and Maintenance (G-Scheme-2014) 32-bit or 64-bit bus width 32-bit address space (4 gigabytes) 32-bit I/0 port space (
Computer Architecture and Maintenance (G-Scheme-2014)PCI-Express, on the other hand, is brand-new, and is intended to replace AGP in the desktop marke
Computer Architecture and Maintenance (G-Scheme-2014)Ans.PCI-X stands for PCI Extended.The PCI-X spec essentially doubled the bus width from 32 bits t
Computer Architecture and Maintenance (G-Scheme-2014)A Bitflow R64 PCI-X frame grabber.Q.Is PCI-E any better?Ans.PCI-E stands fro PCI Express and is a
Computer Architecture and Maintenance (G-Scheme-2014)Other general purpose registersThese registers have no specific purpose, but are generally used f
Computer Architecture and Maintenance (G-Scheme-2014)The connections between the devices and the switch is called a link and each link is consists of
Computer Architecture and Maintenance (G-Scheme-2014)Cache MemoryQ.Write Short on Cache MemoryAns. cachememory is a high-speed memory buffer that te
Computer Architecture and Maintenance (G-Scheme-2014)Disk caching applies the same principle to the hard disk that memory caching applies to the CPU.
Computer Architecture and Maintenance (G-Scheme-2014)OperationLet us suppose that the system has cache of three levels (level means that overall cache
Computer Architecture and Maintenance (G-Scheme-2014)When the processor needs to read from or write to a location in main memory, it first checks whet
Computer Architecture and Maintenance (G-Scheme-2014)not have louse the motherboard’s system bus for data transfer. Whenever data must be passed throu
Computer Architecture and Maintenance (G-Scheme-2014)L2 cache was first introduced with the Intel Pentium and Pentium Pro computers and has been inclu
Computer Architecture and Maintenance (G-Scheme-2014)• The same block of data which are stored on the main memory resides on the cache. Thus the instr
Computer Architecture and Maintenance (G-Scheme-2014)Note : Multi-core processors include separate L1 caches for each processor core. Also, L1 cache
Computer Architecture and Maintenance (G-Scheme-2014)that the cache has the correct data 90% of the time, and consequently the processor runs at full
Computer Architecture and Maintenance (G-Scheme-2014)bit instructions using 16-bit internal registers and could address only 1 M
Computer Architecture and Maintenance (G-Scheme-2014)faster multicore processors such as the Intel Core i7 and AMD Phenom II and FX processors.L3 cach
Computer Architecture and Maintenance (G-Scheme-2014)and at RAM speed about 1% (10% of 10%) of the time (16 MHz in this case). You can clearly see the
Computer Architecture and Maintenance (G-Scheme-2014)OverView and Features of SDRAM , DDR, DDR2 and DDR3Q.What is SDRAMAns. Synchronous dynamic ra
Computer Architecture and Maintenance (G-Scheme-2014)because of the extra logic features. But the benefits of SDRAM allowed more than one set of memor
Computer Architecture and Maintenance (G-Scheme-2014)clock signal changes twice per transfer, while the data lines change at most once per transfer. W
Computer Architecture and Maintenance (G-Scheme-2014)This type of SDRAM is slower than the DDR variants, because only one word of data is transmitted
Computer Architecture and Maintenance (G-Scheme-2014)DDR2 SDRAMDDR2 SDRAM is very similar to DDR SDRAM, but doubles the minimum read
Computer Architecture and Maintenance (G-Scheme-2014)DDR3 SDRAMDDR3 continues the trend, doubling the minimum read or write unit to 8 consecutive word
Computer Architecture and Maintenance (G-Scheme-2014)The new chips are expected to run at 1.2 V or less, versus the 1.5 V of DDR3 chips, and have in
Computer Architecture and Maintenance (G-Scheme-2014)Stub Series Terminated Logic (SSTL) is a group of electrical standards for driving transmission l
Computer Architecture and Maintenance (G-Scheme-2014)programs; it otherwise can use only the 16-bit instructions and access memory within the same 1 M
Computer Architecture and Maintenance (G-Scheme-2014)ODT : On-die termination (ODT) is the technology where the termination resistor for impedance mat
Computer Architecture and Maintenance (G-Scheme-2014)in-line memory module (RIMM), which is similar in size and pin configuration to a standard DIMM.
Computer Architecture and Maintenance (G-Scheme-2014)1) Conventional memory2) Upper memory area3) High memory area4) Extended memory 5) Expanded memor
Computer Architecture and Maintenance (G-Scheme-2014)Extended memory : Extended memory is above 1MB. This memory is usually not available
Computer Architecture and Maintenance (G-Scheme-2014)developed by AST, Quadram and Ashton-Tate is known as EEMS (Extended EMS). EEMS enables programs
Computer Architecture and Maintenance (G-Scheme-2014)Disk caches A disk cache is a program to speed up disk access by storing the most frequently use
Computer Architecture and Maintenance (G-Scheme-2014)It is sometimes up to 64K of real addresses but this is just a small portion of the whole expande
Computer Architecture and Maintenance (G-Scheme-2014)• BIOS or CMOS Setup - Configuration program that allows you to configure hardware settings inclu
Computer Architecture and Maintenance (G-Scheme-2014)Q.How It Is Stored on a Computer• Traditional BIOS firmware is included on a computer motherboard
Computer Architecture and Maintenance (G-Scheme-2014)the type and placement of ports and connectors. Generally, you should choose the case to fit
Computer Architecture and Maintenance (G-Scheme-2014)It’s also important to note that some 16-bit (DOS and Windows 3.x) applications misbehave
Computer Architecture and Maintenance (G-Scheme-2014)first check the with the motherboard manufacturer to see if it is compatible, and then search the
Computer Architecture and Maintenance (G-Scheme-2014)Manufacturer Socket Used ForIntel Socket 2011Intel’s most recent LGA socket. Used mostly by gamer
Computer Architecture and Maintenance (G-Scheme-2014)Not all motherboards are the same physical size. The most common size is ATX; however, the specif
Computer Architecture and Maintenance (G-Scheme-2014)These dimensions are given only to help identify the type of motherboard currently in a computer.
Computer Architecture and Maintenance (G-Scheme-2014)Input-Output (I/O) ConnectorsBack in the early days of personal computers, most input and output
Computer Architecture and Maintenance (G-Scheme-2014)monitors, or to gain speed, a separate video card is still recommended. Graphics accelerator car
Computer Architecture and Maintenance (G-Scheme-2014)done by adding eight extra 8-bit buses which allow the graphics controller to issue new AGP reque
Computer Architecture and Maintenance (G-Scheme-2014)Generally the CPU can more quickly access main memory than it can graphics local memory via AGP,
Computer Architecture and Maintenance (G-Scheme-2014)• AGP doesn't share bandwidth with other devices, whereas the PCI bus does share bandwidth.
Computer Architecture and Maintenance (G-Scheme-2014)• AGP's is pipelined therefore requests are executed in parallel, making e
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