Two generations of Windows performance competition, Win8 wins Win7

Microsoft announced in its official blog that it has completed the development of Winnows 8 on August 1 and distributed it to hardware and software vendor partners. Recently, we ushered in the disclosure of Win 8 RTM related images, which will be available on the 15th of this month. The official Windows 8 is downloaded from the MSDN website.

This article will compare the performance differences between Win7 and Win8 RP and Win8 RTM, so that everyone can understand the changes of Win8 operating system.
Test environment:
Three desktops with the same configuration, Microsoft original ISO installation system, WIN7 install SP1 patch, WIN8 RP install all patches, Win8 RTM install Pro version, all use Microsoft account login, and open automatic Login, all 32-bit operating systems, single system boot. Since the configuration of the whole machine will also affect the operation of the system and the program, the relative values ​​are used for comparison. The absolute values ​​are for reference only.
Test preparation:
Adobe Photoshop CS4 official version, FastCopyV2.11, PSD file, 3.3G *1 file, 10Mb * 152 file, 200Mb * 11 file
System information after installation
Win8 Pro:

Win8 RP:

Win7 SP1:

Test 1: Installation space comparison
Win8 Pro:

Empty space: 9.92 Gb
Win8 RP:

Empty space: 10.6Gb