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QuestionAnswer
Advanced Configuration and Power Interface current set of standards that is used by BIOS, hardware,and the OS,and manage power.
back-side bus the portion of the internal bus that connects the processors to the internal memory cache.
case fan draw air in and out of the case.
Centrino technology used by Intel whereby the processor, chipset,and wireless network adapter all interconnected.
chassis air guide a round air duct that helps to pull and direct fresh air into or out of the case.
Cool’n’Quiet a feature of AMD processors that lower power requirements and helps keep a system quiet.
Cooler A device for keeping components cool in a computer.
DRAM stands for dynamic random access memory, a type of memory used in most personal computers.
dual-core processing a CPU with two processors in the same integrated circuit.
Enhanced Intel SpeedStep Technology an Intel thermal and power management technology that allows the the processor performance and power consumption levels to be modified while a system is running.
Execute disable bit a technology used in CPUs to segregate areas of memory for use by either storage of processor instructions (or code) or for storage of data.
front-side bus the bus that carries data between the CPU and the northbridge..
heat sink a piece of metal ,with cooling fins ,that can be attached to or mounted on an integrated chip to dissipate heat.
hyper-threading Intel's technology that allows each logical processor within the processor package to handle an individual thread in parallel with other threads being handle by other processor within the package.
hyper transport AMD's technology that allows each logical processor within the processor package to handle an individual thread in parallel with other threads being handle by other processor within the package.
internal bus the bus inside the cpu that is used for communication between the cpu's internal components.
Level 1 (L1) cache memory on the processor die.
Level 2 (L2) cache memory in the processor package but not on the die.
Level 3 (L3) cache farther from the processor but still in the processor package.
liquid cooling system a pump is used to pump water in tubes to components on the mother and removes the heat and moves it to were it can be cooled.
memory cache a small amount of fast RAM that stores recently retrieved data, in anticipation of what the CPU will request next,thus speeding up access.
Multimedia Extensions multimedia instructions built into Intel processors to add functionality such as better processing of multimedia,SIMD support,and increased cache.
multi-core processing a processor technology whereby the processor housing contains two or more processor cores that operate at the the same frequency,but independently of each other.
multiplier the factor by which the bus speed or frequency is multiplied to get the CPU clock speed.
multiprocessor platform a system that contains more then one processor.
octo core a processor package that contains eight cores and supports 16 instructions at once.
overclocking running a processor at higher frequency than is recommended by the the manufacturer.
PowerNow! an AMD technology that increase performance and lowers power requirements for processors.
processor frequency the frequency at which the CPU operates. usually expressed in GHz.
quad core a processor package that contains four cores and supports eight instructions at once.
S1 state the ACPI power saving mode where the hard drive and monitor are turned off and everything else runs normally.
S2 state the ACIP power saving mode where the hard drive ,monitor,and processor are turned off.
S3 state the ACIP power saving mode where everything is shut down except RAM and enough of the system to respond to a wake-up call such as pressing the keyboard.
static RAM RAM chips that retain information without the need for refreshing.
stop errors an error at the kernel level that is severe enough to cause the operating system to stop all processes.
thermal compound used between the CPU surface and the heartsick to eliminate air pockets and to transfer heat quicker.
triple core a processor package that contains three core processors ,thus supporting six instructions at once.