显卡显存位宽,【核心频率,显存频率】同价位的怎么选
推荐回答(3个)
告诉你考虑的因素吧
优先考虑位宽 如 128bit的 256bit的
其次是显存类型和频率 比如DDR5 4000MHz显存DDR3显存 1800MHz
最后考虑显存大小 好的显卡 512M 1G都够用了 垃圾的显卡 2G显存 1G显存 也是垃圾。。
显存大小 肯定有作用的 显存就是缓冲数据的
但是显存大小现在基本不是决定显卡性能的主要因素
显存 频率 显存位宽 好比一个瓶子
显存就是瓶子大小 频率就是 倒水的速度 位宽就是瓶口宽度
倒水速度越快 口子 越宽 你就可以在最短时间内喝到最多的水
也就是显卡 在最短时间内 可处理的速度量越多
显存大小现在基本 512M或1G够用了 2G基本用不完
一般的大型2D游戏也就用了3 4百M可能
不过现在能上1G显存 跟上主流也是最好的。
挑选卡 先看位宽 如 要128位宽的 256位宽的。。
然后也得看显存频率 如DDR5显存速度就快于DDR3的
最后看显存大小。。
你说的这些都不重要。
重要的只有一点,就是型号。
最差的GTX770也要比最强的760强。
8800GTX显存位宽是384bit,但是性能比128bit位宽的750差很多。
向你说的位宽什么的,根本不需要管他。
首先根据价位定下,型号,同样的型号除了630这种万年马甲垃圾货色还有D3 D5分别之外,其他的绝大多数显卡差别就只剩下一些频率上的差别了比如1150MHZ或者1137MHZ这样。频率高的自然更强一点点,不过还要看价格和做工用料以及品牌。
1楼朋友回答的很详细
我在这里就不多解释了
要是我我就选择256的
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