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[其他] 为什么大家都觉得标注8G容量的U盘,插到电脑里只显示7.3G是天经地义的呢?

不谈技术是不是因为看不懂啊


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这就叫神了,明明是个技术问题,却不许谈技术



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posted by wap, platform: 小米 (MI-ONE)

硬盘不同格式方法大小不一样的,不过硬盘厂也有责任,应该强制在包装上注明win和mac主流格式后的容量,支持LZ去维权


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LZ,这问题你应该去质问微软,你们的操作系统是怎么显示容量的?!你看人家最先进的操作系统,8GB的U盘明明就显示8GB么!

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引用:
原帖由 shangchi 于 2012-3-29 19:43 发表
LZ,这问题你应该去质问微软,你们的操作系统是怎么显示容量的?!你看人家最先进的操作系统,8GB的U盘明明就显示8GB么!
只要计算机还在用2进制一天,偷换概念的厂商就得给所有消费者下跪。

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posted by wap, platform: Nokia (E71)
引用:
原帖由 @stryker  于 2012-3-29 18:45 发表
怎么这种帖子又出现了.......而且楼主好像定期发片了?
谢毛片…

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引用:
原帖由 仲晓萌 于 2012-3-29 19:48 发表

只要计算机还在用2进制一天,偷换概念的厂商就得给所有消费者下跪。
看我的回复,上维基百科搜索一下gigabyte和gibibyte的区别,就能消除疑问了
真要认真说的话,GB是10进制的(国际单位),而GiB是二进制的(IEEE的单位)

以下引自Wikipedia:

Consumer confusion

Since the early 2000s most consumer hard drive capacities are grouped in certain size classes measured in gigabytes. The exact capacity of a given drive is usually some number above or below the class designation. Although most manufacturers of hard disk drives and flash-memory disk devices define 1 gigabyte as 1000000000bytes, software like Microsoft Windows reports size in gigabytes by dividing the total capacity in bytes by 1073741824, while still reporting the result with the symbol "GB". This practice is a cause of confusion, as a hard disk with a manufacturer-rated capacity of 400 gigabytes might be reported by the operating system as only "372 GB", for instance. Other software, like Mac OS X 10.6[3] and some components of the Linux kernel[4] measure using the decimal units. The JEDEC memory standards uses the IEEE 100 nomenclatures which defines a gigabyte as 1073741824bytes (or 230 bytes).[5]
The difference between units based on SI and binary prefixes increases as a semi-logarithmic (linear-log) function—for example, the SI kilobyte value is nearly 98% of the kibibyte, a megabyte is under 96% of a mebibyte, and a gigabyte is just over 93% of a gibibyte value. This means that a 300 GB (279 GiB) hard disk is indicated only as 279 GB. As storage sizes increase and larger units are used, this difference becomes even more pronounced. Some legal challenges have been waged over this confusion such as a suit against Western Digital.[6][7] Western Digital settled the challenge and added explicit disclaimers to products that the usable capacity may differ from the advertised capacity.[7]
Because of its physical design, computer memory capacity is a multiple of base 2, thus, memory size at the hardware level can always be factored by a power of two. It is thus convenient to use binary units for non-disk memory devices at the hardware level, for example, in boards using DIMM memory. That is, a memory capacity of 1073741824bytes, for example, is conveniently expressed as 1 GiB as opposed to 1.074 GB. Software applications, however, allocate memory in varying degrees of granularity as needed to fulfill data structure requirements and binary multiples are usually not required. Other computer measurements, like storage hardware size, data transfer rates, clock speeds, operations per second, etc., do not depend on an inherent base, and are usually presented in decimal units.

[ 本帖最后由 mieumieu 于 2012-3-29 19:59 编辑 ]

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引用:
原帖由 仲晓萌 于 2012-3-29 19:48 发表

只要计算机还在用2进制一天,偷换概念的厂商就得给所有消费者下跪。
你的意思是说,从方便消费者理解角度出发的微软是良心企业,而助纣为虐的最先进操作系统拥有者同样应该给消费者下跪么?:D

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这还不是U盘的问题,要怪就怪以前的硬盘厂商。
最早是希捷,迈拓……这些硬盘厂家这么定的,1K就是1000,
U盘只不过作为存储设备,沿袭了这个行业内的标准而已。。。

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引用:
原帖由 mieumieu 于 2012-3-29 19:53 发表


看我的回复,上维基百科搜索一下gigabyte和gibibyte的区别,就能消除疑问了

以下引自Wikipedia:

Consumer confusion

Since the early 2000s most consumer hard drive capacities are grouped in cer ...
偷换什么概念,不管是我的电脑还是我的手机,存储都被厂商偷走了那么多,厂商们联合起来的搞出个可以降低成本的概念,1024自电脑诞生之日就有,你那1000换算法是搞数据存储厂商为了诈骗消费者搞出来的。你还在捧他们的臭脚,他们搞出这种概念的时候问过消费者同意么?
如果我的数据什么时候可以以1000K/M来换算,我绝对不会说这些话!

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我不管,我就是对,就是对来就是对

你就是错就是错,不要来跟我讲道理

lz是不是啊?

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引用:
原帖由 仲晓萌 于 2012-3-29 19:58 发表


偷换什么概念,不管是我的电脑还是我的手机,存储都被厂商偷走了那么多,厂商们联合起来的搞出个可以降低成本的概念,1024自电脑诞生之日就有,你那1000换算法是搞数据存储厂商为了诈骗消费者搞出来的。你还在捧 ...
笑死,我有否认某些存储厂商偷换概念吗?你没看到加粗的那行吗?你不看硬盘外包装的标识吗?

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引用:
原帖由 仲晓萌 于 2012-3-29 19:58 发表


如果我的数据什么时候可以以1000K/M来换算,我绝对不会说这些话!
请使用世界最先进操作系统,然后你会发现你的硬盘真的显示500G,U盘真的显示8G

[ 本帖最后由 shangchi 于 2012-3-29 20:03 编辑 ]

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下面是我家里还留着的西数硬盘包装:
附件: 您所在的用户组无法下载或查看附件

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引用:
原帖由 shangchi 于 2012-3-29 20:01 发表


请使用世界最先进操作系统,然后你会发现你的硬盘真的显示500G,U盘真的显示8G
看来还是微软站在广大消费者的层面上着想。

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