I have also come across 2 old Dell's and 3 old HP's with a mix of 100 and 133. The 2 Dell's had damage to a slot and would only support 1 stick and the 3 HP's all came up with constant memory errors,...

I also have an Asus mobo and know that they are very fussy when it comes to ram. You should be able to download the manual from Asus and see exactly what is does support.

Do you have a laptop or a PC?

http://209.85.229.132/search?q=cache:A07mjOLYUkMJ:download.intel.com/support/motherboards/desktop/dg45id/sb/e3002101_en.pdf+Intel+DG45ID+Motherboard+manual&cd=1&hl=en&ct=clnk&gl=uk&client=firefox-a...

If you tell me what mobo you have......

It is dependent on what mobo you have as they are all different. If it is an ASUS for example then mixing different brands of ram is a bad idea let alone different sizes. The main thing is, if you...

The best thing to do would be to consult the manual for your mobo.

No problem. You can mark this thread solved unless you need anymore info. :)

There is a CR2032 battery on your motherboard that keeps the system clock active. It also keeps your bios active so it can store your pc's information.

Or, www.crucial.com. Use the scanner on there and it will tell you what you need to know.

I have had exactly the same problem and yes, a minor power outage to the hard drive can cause many problems. If the power cuts out as the drive is being written to or read from, many things can go...