Dual channeled RAM, going from 2gb to 3gb

13scott31

Honorable
Dec 13, 2013
4
0
10,510
Previously I had 4 memory sticks, all 512mb ( 2gb in total ) and my pc run at a reasonable speed, i recently changed out two of the 512mb for two 1gb sticks, ( the 1gbs are dual channeled with each other and same goes for the 512mb ) yet my computer seems to be running a bit choppy, why is this?
 

13scott31

Honorable
Dec 13, 2013
4
0
10,510
Pentium 4 3.00ghz processor
512mb graphics card
yes its picking up 3gb of RAM
how do i check the specs of the memory?
memory sticks are all in perfect condition



 

13scott31

Honorable
Dec 13, 2013
4
0
10,510
The sticker. as it looks on the memory stick.

Kingston® KVR
KVR400X64C3A/1G
2.6v
Warranty Void If Removed

then sideways along the side of the sticker it says " ACMP16A1045