Posted 14 July 2017 - 08:27 PM
It's always best to fall back on the manufacture system specs as to the type of memory and speed of memory is supported by your particular motherboard.
It's true that most ram is backward compatible and may work but that isn't always the case.
Somewhere on your desktop computer is a model number and system tag go to the manufactures website and see what support information is available about the type of memory that your desktop computer supports.
Inspiration can be found in a pile of junk. Sometimes, you can put it together with a good imagination and invent something. [Thomas Edison]
Ubuntu Mate 16.04 Xenial Xerus (64bit) / Dell Optiplex 360 (11/28/2008) / Intel Core 2 Duo Processor E6300 Conroe (1.86 GHz, 1066 MHz FSB, 2M Cache, LGA 775 Socket) / DDR2 Memory 4.0 GB, 800 MHz FSB / Intel 82G33/G31 Express Integrated Graphics Controller