If you click an affiliate link and buy a product or service, we may be paid a fee by that merchant. Since only simple commands can be performed during each cycle, most CPU processes require multiple clock cycles. Again, if you prefer a formal definition: " Accuracy is the closeness of the agreement between the result of a measurement and a true value of the measurand." Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! CMOS (pronounced see-moss) is sometimes referred to as Real-Time Clock (RTC), CMOS RAM, Non-Volatile RAM (NVRAM), Non-Volatile BIOS memory, or complementary … 'Nip it in the butt' or 'Nip it in the bud'. Enrich your vocabulary with the English Definition dictionary In other words: not a digital clock. For example, a CPU with a clock rate of 1.8 GHz can perform 1,800,000,000 clock cycles per second. This page contains a technical definition of Clock Speed. system clock (noun) an electronic device in a computer that issues a steady high-frequency signal that synchronizes all the internal components How to pronounce system clock? Wall-clock time is the time that a clock on the wall (or a stopwatch in hand) would measure as having elapsed between the start of the process and 'now'. Clock rate means the number of pulses generated by CPU in one second. Some have Roman Numerals (I, II, III, etc) instead, or no numbers at all! The clock rate, or clock speed, of a computer is the rate at which a central processing unit is able to perform basic functions.It is normally measured in megahertz, or millions of cycles per second, or even gigahertz, which are billions of cycles per second. CPU clock speed, or clock rate, is measured in Hertz — generally in gigahertz, or GHz. Similarly, in a communications device, a clock is used to set the transmission speed and may also be used to synchronize the pulses between sender and receiver. Since modern CPUs run much faster (up to 3 GHz), the CPU can execute several instructions in a single clock tick. 3. Computer processors can execute one or more instructions per clock cycle, depending on the type of processor. When your computer realizes that it needs more clock cycles (say, when you’re trying to render a video), then it will crosscheck the need for speed with its temperature. Semiconductor devices operated at higher frequencies and voltages increase power consumption and heat. In other words: not a digital clock. Learn more. Alternatively referred to as clock rate and processor speed, clock speed is the speed that the microprocessor executes each instruction or each vibration of the clock.The CPU requires a fixed number of clock ticks, or cycles, to execute each instruction.. system clock synonyms, system clock pronunciation, system clock translation, English dictionary definition of system clock. 14th century, in the meaning defined at sense 1, 1883, in the meaning defined at transitive sense 1a, Middle English clok, from Middle Dutch clocke bell, clock, from Old French or Medieval Latin; Old French dialect (Picard) cloque bell, from Medieval Latin clocca, of Celtic origin; akin to Middle Irish clocc bell. Using a quartz crystal, the CPU clock breathes life into the microprocessor by feeding it a constant flow of pulses. A clock is a device used to measure, keep, and indicate time. An instrument other than a watch for measuring or indicating time, especially a mechanical or electronic device having a numbered dial and moving hands or a digital display. Encyclopedia: System clock. Test Your Knowledge - and learn some interesting things along the way. Nearest PCMag, PCMag.com and PC Magazine are among the federally registered trademarks of Ziff Davis, LLC and may not be used by third parties without explicit permission. Basically, having a high clock speed but just one or two cores means your computer will be able to load and interact with a single application quickly. It is typically measured in megahertz or gigahertz. Also called clock rate, the speed at which a microprocessor executes instructions.Every computer contains an internal clock that regulates the rate at which instructions are executed and synchronizes all the various computer components. Clock speed is usually measured in MHz (megahertz, or millions of pulses per second) or GHz (gigahertz, or billions of pulses per second). a microchip that regulates the timing and speed of all computer functions. What made you want to look up clock? Clock definition is - a device other than a watch for indicating or measuring time commonly by means of hands moving on a dial; broadly : any periodic system by which time is measured. clock cycle: In a computer, the clock cycle is the time between two adjacent pulses of the oscillator that sets the tempo of the computer processor. Clock Cycle: A clock cycle, or simply a "cycle," is a single electronic pulse of a CPU . The user-cpu time and system-cpu time are pretty much as you said - the amount of time spent in user code and the amount of time spent in kernel code. Clock definition is - a device other than a watch for indicating or measuring time commonly by means of hands moving on a dial; broadly : any periodic system by which time is measured. Learn more. A higher frequency (bigger number) suggests better performance in … (The reference to a wall clock is how the term originally got its name.) For example, a busy computer often “borrows” time from the clock. Find out inside PCMag's comprehensive tech and computer-related encyclopedia. Internal clock definition is - a system in the body that controls when a person needs to sleep, eat, etc.. How to use internal clock in a sentence. Clock classes provide access to the current time_point. A clock not only needs to be read, it must be set, too. Enrich your vocabulary with the English Definition dictionary See per clock, clockless computing and Hertz. CMOS Battery on a Computer Motherboard. A PC’s clock speed is an indicator of its performance and how rapidly a CPU can process data (move individual bits). Internal clock definition is - a system in the body that controls when a person needs to sleep, eat, etc.. How to use internal clock in a sentence. A higher frequency (bigger number) suggests better performance in … Nearest The quartz crystal generates continuous waves, which are converted into digital pulses. What does system clock actually mean? A PC’s clock speed is an indicator of its performance and how rapidly a CPU can process data (move individual bits). Can you spell these 10 commonly misspelled words? The microprocessor clock in a 2- GHz computer ticks twice as fast (2,000,000,000 cycles per second) as the microprocessor clock in a 1-GHz computer (1,000,000,000 cycles per second). Naturally, it counts hours, minutes, seconds, months, days and even years. It is usually measured in MHz (Megahertz) or GHz (Gigahertz). If it’s cool enough, that means there’s thermal overhead for it to over-clock, at which point it will bring itself up to the boost speed. clock definition: 1. a device for measuring and showing time, usually found in or on a building and not worn by a…. Devices operating on several physical processes have been used over the … Dictionary entry overview: What does system clock mean? Clock speed is measured by how many ticks per second the clock makes. Noun: system clock. Clock speed is the rate at which a computer’s CPU executes instructions. Type of: clock, electronic device. A computer will normally have a maximum clock speed set by default, but it is possible to change this speed in the computer BIOS. Your computer’s CPU’s performance depends on clock rate of the CPU as well as its core numbers. 4. system clock (noun) an electronic device in a computer that issues a steady high-frequency signal that synchronizes all the internal components. A source of regularly occurring pulses used to measure the passage of time, as in a computer. Conversely, having more processor cores, but a slower clock speed means your computer can work with more … used in gay vernacular especially among drag queens to call out someone's flaws, to uncover or reveal the truth in a situation or one's true gender It is a single increment of the central processing unit (CPU) clock during which … signed count Encyclopedia: System clock. How to Free Up Space on Your iPhone or iPad, How to Save Money on Your Cell Phone Bill, How to Find Free Tools to Optimize Your Small Business, How to Get Started With Project Management. The higher the frequency of the CPU's clock, the more logical operations it can perform per second. This seems simple on its face. A 2 GHz CPU gets two billion pulses per second. See more. Conversely, having more processor cores, but a slower clock speed means your computer can work with more applications at a time, but each may run a little slower. A clock or watch is called "analog" when it has moving hands and (usually) hours marked from 1 to 12 to show you the time. The clock speed is measured in Hz, typically either megahertz (MHz) or gigahertz (GHz). Noun: system clock. That issues a steady high-frequency signal that synchronizes all the internal components system! In computers, the clock rate means the number of pulses generated by CPU in one second complete. Instead, or clock rate of a CPU is normally determined by the frequency of the year in Hertz generally. Typically either megahertz ( MHz ) or gigahertz ( GHz ) building and not worn a…. Also increased to maintain a component 's operational stability at accelerated speeds analysis practical! All the clock process data ( move individual bits ): a clock is to an official reference. 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