推荐回答(5个)
DDR2 800 内存条能否在 DDR2 667频率的主板上使用,要查看主板是否兼容DDR2 800的。
一般来说是可以用的,兼容方面大品牌的一般没问题,使用时务必把好个667的插到800的前面,如667的插DIMM0,800插DIMM1,反之就会有死机的可能。
不是说800会自动降为667,而是CMOS会以DIMM0槽里的内存为速度,只有把800的放在后面,系统才会以667速度,这样800的那条速度快才会没事,反之,系统会以800的速度运行,这样667的速度跟不上就会有死机的可能。
DDR2 667可以与DDR2 800一起安装,但是在组成双通道后DDR2 800的内存会降为DDR2 667HZ来运行。
双通道,就是在北桥(又称之为MCH)芯片级里设计两个内存控制器,这两个内存控制器可相互独立工作,每个控制器控制一个内存通道。
在这两个内存通过CPU可分别寻址、读取数据,从而使内存的带宽增加一倍,数据存取速度也相应增加一倍(理论上)。流行的双通道内存构架是由两个64bit DDR内存控制器构筑而成的,其带宽可达128bit。因为双通道体系的两个内存控制器是独立的、具备互补性的智能内存控制器,因此二者能实现彼此间零等待时间,同时运作。两个内存控制器的这种互补“天性”可让有效等待时间缩减50%,从而使内存的带宽翻倍。双通道是一种主板芯片组(Athlon 64集成于CPU中)所采用新技术,与内存本身无关,任何DDR内存都可工作在支持双通道技术的主板上,所以不存在所谓“内存支持双通道”的说法。
可以得
内存条 就1代和2代得不可以插
667 和800 都属于2代内存条
都是可以插得
建议你不要把DDR2 800 2G 和DDR2 667 1G 的插一起
会不兼容得
没问题
我现在就是一个DDR667 512M 和一根DDR800 1G
一直用着很好,,也没出现过内存读取失败
而且我一个是07年12月买的 一个是08年10月买的 两个牌子不一样
一个金士泰 一个金士顿 一样的用
DDR800的频率会自动降级到667的 放心用吧,
不过建议买同样牌子的
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