Monday, February 7, 2011
【 Weak current College 】 video card overclocking considerations
Video card overclocking is more and more gamers choice, however, that the problem is how to hold the video card overclocking overclocking of direction and video card. In this regard, the player's experience and knowledge of graphics hardware is very important for understanding. Below, we list the graphics card is overclocked to note some issues for your consideration.
1. it is best to install the graphics chip developer-provided public Edition driver instead of the video card manufacturer-supplied drivers, which are often built on the basis of the former were added or modified, and overclocking software has some problems may occur.
2. in the same range of overclocking, the vast majority of tests proved that the core overclocked more than memory overclocking graphics cards can improve overall performance. But in some special circumstances, such as video memory bandwidth shrink and fill texture data compare large memory overclocking effect will be more obvious than core overclocked.
3. core and memory frequency should maintain a certain ratio too high frequency boost unilateral and does not create performance by dramatically. This is because the overclocked core can improve unit time video of polygon generation capacity and the ability to shorten the pixel fill modeling and rendering cycle, enhance memory frequency you can make video work efficiently in the core of the "logistics" under the guarantee section of the data "Huff" from behind. So in theory you can launch in most cases, upgrading core frequency will significantly improve the graphics performance, memory, presumably, out due to bandwidth is in the "logistics" supply position, if the memory frequency increase by more than core frequency lifting range, that is, when the core frequency cannot satisfy the application, simply increase the memory frequency is not a performance gain.
4. in the overclocking process should pay close attention to the graphics chip temperature changes, many graphics chip itself power consumption is very large, overclocked after heat generated will be even greater, so it will be before the overclocking with additional fan or other effects of thermal equipment, avoid graphics chip as the temperature is too high and burned.
5. more from all aspects of understanding some corresponding video card overclocking information, such as General are super to what extent, the extent to which high energy Super, in which frequencies more stable work? by understanding video card overclocking information on actual overclocking will play an important role for reference.
6. after at most video card Overclocking can receive 5% ~ 20% performance boost, Super-highest frequency, if testing software testing results still show no or only slightly elevated, the graphics chip speed is not the bottleneck in the graphics operations, the real bottleneck is the CPU, a faster CPU is the key to solving the problem.
7. adjust the video memory and core frequency, it is best not to a one-time increase to many that can left intervals into 5MHz repeatedly to adjust. If the Apply appears after the video or individual pixel error, then immediately press the ESC key to return to adjust the frequency before.
Last remind everyone that the video card overclocking on the one hand will bring performance improvement, on the other hand can also cause stability decrease or even have a negative impact on the hardware. So whether you want the player performance and stability to find a compromise and balance.
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