IE 10 and 11 have thre types of cache to be aware:
#1 AppData\Local\Microsoft\Windows\INetCache (temporary Internet files)
#2 AppData\Local\Microsoft\Windows\WebCache (IE browser cache)
# 3 Password folders
#1 The Temporary Internet Files for Windows 8 and later are located here:
This folder contains all the temporary Internet files from Microsoft Windows computers. It contains files – such as images, HTML pages, executable and script files – that Internet Explorer has downloaded from websites visited by the user.
#2 The WebCache is located here: AppData\Local\Microsoft\Windows\WebCache
It contains the browser cache history and it can grow in size very rapidly
To delete the cache history you can use the Ctrl-Shift-Delete to open the browsing history window
For a complete list of items in the cache check this Microsoft article.
#3 Password folders – Internet Explorer contains folders related to Saved passwords
These are the folders for the passwords:
AppData\Local\Microsoft\Credentials Appdata\Roaming\Microsoft\Credentials Appdata\Roaming\Microsoft\Crypto Appdata\Roaming\Microsoft\Protect Appdata\Roaming\Microsoft\SystemCertificates