Yes it's possible and I strongly encourage you to use 64-bit versions of Windows 7 Home Premium, Windows 7 Professional or Windows 7 Ultimate. I do agree you'll need to backup your data and use a Clean Install of Windows 7. Other options - or get a new HDD if the drives getting old or you don't want to risk loss or have no backup. If keeping So to be on the safe side, if you are thinking about upgrading to more RAM, see if you can sell your old Kit on eBay for example, and get a new complete RAM Kit with the desired amount of Gigabytes. 4GB of RAM is not enough for serious Video Editing. You might be able to edit the most basic videos at a small resolution. 16GB RAM can be Mypersonal experience is that you can at this moment easily sell off the 8GB module you have and thereby limiting the costs of the upgrade. Off course, after you verified the bought memory to work properly. Note: the original stick might be needed in case you send it back to the manufacturer (for repairs/warranty). The Dual Channel boost could Moreimportant is to make sure that your motherboard supports the size and speed of RAM that you want to install. In your case, it appears that your workstation can handle up to 64GB, so adding this additional 32GB should not pose a problem. Keep in mind also that RAM speeds and timings always perform at the lowest common setting, so it's best .

can you upgrade 4gb ram to 16gb