What is the Difference Between Internet Explorer 8 (IE8) and Internet Explorer 9 (IE9)?

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Internet Explorer 8 (IE8) and Internet Explorer 9 (IE9) are web browsers developed by Microsoft, with several differences between them, apart from the different versions. Some key differences include:

  • InPrivate Browsing: IE8 introduced InPrivate Browsing, which allows users to leave no evidence of their browsing, such as cookies, form data, usernames, temporary internet files, and passwords.
  • Hardware Acceleration: IE9 features hardware acceleration, which delivers faster browsing.
  • ** notifications**: In IE9, notifications appear in the Notification Bar at the bottom of the browser frame, making them more informative, easier to understand, and easier to act on.
  • Add-on Performance Advisor: This feature in IE9 advises users if an add-on is slowing down their browser and allows them to disable or remove it.
  • Compatibility: IE9 supports certain features not present in IE8, making it more compatible with modern web standards.
  • JavaScript Engine: IE9 comes with Chakra, a new JavaScript engine that delivers performance at least on par and even faster than rival browsers.

In summary, IE9 offers additional features and improvements over IE8, such as hardware acceleration, a more informative notification system, add-on performance advice, and a faster JavaScript engine.

Comparative Table: Internet Explorer 8 (IE8) vs Internet Explorer 9 (IE9)

Here is a table comparing the differences between Internet Explorer 8 (IE8) and Internet Explorer 9 (IE9):

Feature Internet Explorer 8 (IE8) Internet Explorer 9 (IE9)
Table Border Rendering Crisp borders with no shading effect Less crisp borders with shading effect
JavaScript Engine Speed Slower than Chrome and Firefox At least 5 times slower than Chrome and Firefox
CSS Support May require conditional CSS hacks for compatibility May require different CSS properties or fallbacks for better compatibility

Please note that this information is based on the search results provided and may not be exhaustive. Additionally, it is recommended to stop supporting legacy IE versions, such as IE8 and IE9, due to security concerns and to simplify web development.