I did this on Friday and did not look at the memory usage until Monday. After a little less than 3 days, we get the following numbers
Looking at these numbers makes you think that Google wrote Gmail and Google Reader in such a way that it on purpose made Internet Explorer leak memory like a bucket without a bottom.
If IE then leak memory else behave normally
I don’t know but this is just crazy, don’t come to me either saying that IE8 is beta, so what, this is insane! IE8 uses 362MB while FireFox 3 only uses 100MB. Chrome compared to Firefox uses almost double the memory. Chrome + FireFox combine still use 80MB less than Internet Explorer 8
Below is a screen shot of what memory usage looks like