Internet Explorer 7 Beta 3 releases memory when it is minimized

As "Internet Explorer 7 Beta 3" which is going to be the final beta version of IE 7 is minimized, it seems that specifications such as returning the used memory to the system and using only the minimum memory required at that time is. It seems to be a countermeasure against Firefox which consumes more memory.

Details are as follows.
Internet Explorer 7 Beta 3 may have memory handling advantages over Firefox | TG Daily

As a result of displaying the same page in IE 7 Beta 3 and Firefox 1.5.4, the first consumes 64 MB of memory at the same time. But when minimized, IE 7 Beta 3 consumed only 10 MB of memory, and Firefox 1.5.4 still consumed 57 MB of memory.

In short, IE 7 Beta 3 is presumed to be rewriting the portion that was expanded in memory to the virtual memory, but the same thing can be done easily by changing the setting in Firefox and Thunderbird.

GIGAZINE - How to dramatically reduce the memory consumption of Firefox and Thunderbird

Whether there is such a way of thinking if there is also a way of thinking if it can accept the trade - off idea that it is better than memory consumption is always being consumed, even if the perceived speed falls somewhat and the response decreases somewhat.

Apparently, Microsoft's IE7 development team seems to go by the default route not to consume memory, but how to choose Firefox.