http://www.crucial.com/uk/systemscanner/viewscanbyid.aspx?id=FA6C63B231D926C3 I recently updated by XP computer (MESH 32 bit Athlon 64 X2 4800 dual core 939 pin) to Windows 7 64 Bit successfully and decided to increase the memory from 2 GB to 4GB. However, when I added the extra two DDR cards, the compyter would not boot. However, when I installed just one of the new cards giving me 3GB in total, the system worked. The first boot up screen did show 4GB of memory, with the 4 cards in, but some how it does'n't like it. Any ideas?
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