ASUS FX502VM and ASUS GL502VM have almost the same internal build. Here's a look inside the FX502 with removal of SSD and hard drive. Upgrading SSD, HDD, RAM is relatively easy. Replacement of battery is easy too.
The ASUS FX502VM scored 82% in our full review which is also available with review video here. http://www.notebookcheck.net/Asus-FX502VM-AS73-Notebook-Review.199250.0.html
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