What is the clock cycle time of the processor?
Clock time (CT) is the period of the clock that synchronizes the circuits in a processor. It is the reciprocal of the clock frequency. For example, a 1 GHz processor has a cycle time of 1.0 ns and a 4 GHz processor has a cycle time of 0.25 ns.
How is CPU clock cycle calculated?
- CPU clock cycles = Instruction count x CPI.
- CPU execution time =
- = CPU clock cycles x Clock cycle.
- = Instruction count x CPI x Clock cycle.
- T =
- I.
- x CPI x C.
When the PC having clock rate of 2 and the CPU clock cycle for a program is 4 then execution time of this computer for a program will be?
Discussion Forum
| Que. | When the PC having Clock rate of 2 and the CPU clock cycle for a program is 4 then Execution time of this computer for a program will be |
|---|---|
| b. | 1.5 |
| c. | 1.75 |
| d. | 2 |
| Answer:2 |
What is clock cycle time for a 2.5 GHz?
It takes 5 clock cycles to complete an instruction operating at 2.5GHz.
What is clock and clock cycle?
A computer processor or CPU speed is determined by the clock cycle, which is the amount of time between two pulses of an oscillator. The clock speed is measured in Hz, often either megahertz (MHz) or gigahertz (GHz). For example, a 4 GHz processor performs 4,000,000,000 clock cycles per second.
What is a clock cycle in electronics?
A clock cycle, or simply a “cycle,” is a single electronic pulse of a CPU. During each cycle, a CPU can perform a basic operation such as fetching an instruction, accessing memory, or writing data. Since only simple commands can be performed during each cycle, most CPU processes require multiple clock cycles.
What is a clock cycle?
In computers, the clock cycle is the amount of time between two pulses of an oscillator. It is a single increment of the central processing unit (CPU) clock during which the smallest unit of processor activity is carried out. A clock cycle is also known as a clock tick.
How do you calculate clock cycle in a pipelined processor?
For a pipeline, the clock cycle time should accommodate the longest hardware unit (ALU, 100ps) and a register (10ps). Thus, maximum clock frequency = 1/(110ps) = 9.09GHz. b. Latency is 5 clock cycles or 5×110ps = 550ps.
What is the clock rate in MHz of a processor having a clock cycle time of 0.25 nanoseconds?
A processor having a clock cycle time of 0.25 nsec will have a clock rate of 4000MHz.
What is a clock cycle and clock speed?
The clock speed measures the number of cycles your CPU executes per second, measured in GHz (gigahertz). A “cycle” is technically a pulse synchronized by an internal oscillator, but for our purposes, they’re a basic unit that helps understand a CPU’s speed.