Windows 8 Release Preview works great on the same hardware that powers Windows 7:
Processor: 1 gigahertz (GHz) or faster
RAM: 1 gigabyte (GB) (32-bit) or 2 GB (64-bit)
Hard disk space: 16 GB (32-bit) or 20 GB (64-bit)
Graphics card: Microsoft DirectX 9 graphics device with WDDM driver
Additional requirements to use certain features:
To use touch, you need a tablet or a monitor that supports multitouch.
To access the Windows Store and to download and run apps, you need an active Internet connection and a screen resolution of at least 1024 x 768.
To snap apps, you need a screen resolution of at least 1366 x 768.
Internet access (ISP fees might apply)
系统要求:
Windows 8 Release Preview 能够在支持 Windows 7 的相同硬件上平稳运行:
— 处理器:1 GHz 或更快
— RAM:1 GB RAM(32 位)或 2 GB RAM(64 位)
— 硬盘空间:16 GB(32 位)或 20 GB(64 位)
— 图形卡:带有 WDDM 驱动程序的 Microsoft DirectX 9 图形设备
— 若要使用某些特定功能,还需要满足以下附加要求:
— 若要使用触控,你需要支持多点触控的平板电脑或显示器。
— 若要访问 Windows 应用商店并下载和运行程序,你需要有效的 Internet 连接及至少 1024 x 768 的屏幕分辨率。
— 若要贴靠应用程序,你需要至少 1366 x 768 的屏幕分辨率。
— Internet 接入(可能需要 ISP 费用)
How to install Windows 8 Release Preview from an ISO image
The easiest way to convert an ISO file to a DVD in Windows 7 is to useWindows Disc Image Burner. On a PC running Windows XP or Windows Vista, a third-party program is required to convert an ISO file into installable media—and DVD burning software often includes this capability. One option is theUSB/DVD download tool provided by the Microsoft Store. You can alsodownload Windows 8 Release Preview Setup, which includes tools that allow you to create a DVD or USB flash drive from an ISO file (Windows Vista or Windows 7 required).
ISO 映像 :
ISO 映像必须转换为可存储在 DVD 或 USB 闪存驱动器上的安装媒体。本页上提供了相关说明。你可以从Windows 开发中心下载开发人员工具。
重要提示:如果你决定恢复使用以前的操作系统,则需要通过电脑随附的恢复或安装媒体(通常是 DVD 媒体)重新安装该操作系统。如果你没有恢复媒体,则可以使用电脑制造商提供的软件通过电脑的恢复分区来创建恢复媒体。请查看电脑制造商网站的支持部分,以了解详细信息。安装 Windows 8 后,你便无法通过使用电脑上的恢复分区,恢复使用以前的 Windows 版本。