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Low-end entry-level CPUs.
The brand name of AMD Athlon(TM) IIX2 215 is AMD. AMD Semiconductors specializes in computers, communications, and consumer electronics.
The industry designs and manufactures a wide range of innovative microprocessors.
and providing flash and low-power processor solutions.
The current processor giant in the world is Intel.
and AMD, the overall gap between the two is not big, but AMD is still ranked behind Intel by a slight gap. At present, the development trend of AMD is also getting better and better.
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AMD Athlon(TM)II X2 250 Inverter: The better system of the silent frequency is higher to become X2 245 X2 250 X2 260....The overclocking potential has basically been squeezed dry.
Change the cpu ht to 2402, the cpu-nbfid to 803, the hi link speed to it, and the memory clock mode to manud1 is OK, if you adjust the external frequency to 250, it will cause a blue screen.
Overclocking failed. <>
Countermeasures for interference:
Harmonic wave. SuppressionIn order to suppress the harmonics generated by the power electronic device, one method is to compensate for harmonics, and the banquet is to set up a quiet harmonic compensation device to make the input current a sine wave.
The traditional harmonic compensation device is an LC tuning filter, which can compensate both harmonics and reactive power.
The compensation characteristics are affected by the impedance of the power grid and the operation state of the transportation chain, and it is easy to resonate in parallel with the system, resulting in harmonic amplification, which overloads or even burns out the LC filter. In addition, it can only compensate for harmonics at a fixed frequency, and the effect is not ideal. However, this kind of compensation device has a simple structure and is still widely used.
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There are three main points
First of all, 240 is a 45nm process and 4000+ is a 65nm process, so the former has lower heat generation than the latter, and it is easier to increase the main frequency, so the performance is stronger. So the default clock speed of 240 is and 4000+ is.
Secondly, the L2 cache is different, 240 is 2MB and 4000+ is 1MB, so in terms of read and write hit rate, 240 is more advantageous.
Finally, the 240 processor integrates DDR2 and DDR3 type memory controllers inside, while the 4000+ does not.
In addition, other HT buses and the like will not introduce the subtle differences that are not obvious in terms of performance improvement.
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It's hard to say! To each his own love! The motherboard must be used well!
I don't advocate using 790! The money with 790 is not as good as the previous 770! 790's ** difference plus a little money, a graphics card is out!
And 240 is enough! But 240 is very cost-effective!
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If you've managed to overclock and you're consistent, congratulations, you've achieved your goal of spending less money on upgrades.
Overclocking all ends up at the cost of the CPU's longevity. CPU overclocking will produce high heat, long-term high-frequency computing environment, not only can not bring a great improvement in performance, but also cause frequent crashes and software running errors, and even lead to various failures, resulting in the burning of the CPU, the short-circuit current generated when the CPU burns out, will burn the motherboard and even other equipment together, in addition to the excess current will also make the circuit premature aging In fact, we can also experience the state of mind that fish and bear's paw can not have both. The frequency of a computer has no impact on work efficiency, so there is no need to pursue the high frequency of the CPU too much.
Indeed, because of its low frequency, when it affects your work, it is not impossible to overclock properly within the range it allows, from the perspective of overclocking, the life of the CPU is insignificant, and when your CPU is at the end of its life, it is time to upgrade your CPU.
Summary of overclocking failures].
Phenomenon 1: The system can be started, but it crashes when running large software, and it is fast and slow. Analysis and Resolution:
At this point, your system has reached a bottleneck, and if you can't slightly reduce the CPU frequency, you should stabilize it by increasing the voltage and increasing the heat dissipation.
Phenomenon 2: The computer can boot, but cannot enter the operating system. Analysis and Resolution: Your computer is on the verge of not booting, and you should reduce the overclocking amplitude to achieve stability.
Phenomenon 3: The computer cannot be started and the screen is completely black. Analysis and solution: The super is too high, resulting in frequent errors in CPU operations and cannot work normally, don't be too greedy, less than a little over.
Symptom 4: The system can be started, but the screen is patchy from time to time. Analysis and solution: If the graphics card can't withstand it, consider reducing the overclocking amplitude of the graphics card or the overclocking amplitude of the bus.
Symptom 5: Other boards in the system are not working properly. But the system is stable.
Analysis and solution: If your motherboard is poorly designed, the electromagnetic interference will increase after overclocking, which will affect the working stability of the board.
Finally, it is necessary to reiterate the principle of overclocking, which is reasonable overclocking, moderate overclocking, if the system is unstable because of the blind pursuit of overclocking, it is better not to overclock, it is more comfortable to use it stably. After all, computers are for us to use, not to experiment.
Hope to adopt Thank you.
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The AMD Athlon II X2 240 is made using a 45nm process, with dual cores and dual threads, and socket AM3 pins. The main frequency is in. Power consumption is at 45W.
The X2 240 requires a discrete graphics card to work properly. It is a low-end processor. The performance is average, and it is used for office Internet and TV watching. Good choice.
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