[SOLVED] 2 sticks xmp, two sticks not, whats the next step?

Apr 17, 2020
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my pc originally had 2x4gb ddr3 sticks of the same g-skill sticks, i then put in two different sticks (another 2x4gb ddr3). the two original are xmp it shows in cpuz and the two new ones are not. is there anything i can/should do now?
 
Solution
Such combinations have no guarantee to work together. Your free to make any combinations you want and then play around with them with no guarantees.
Apr 17, 2020
12
0
10
my pc originally had 2x4gb ddr3 sticks of the same g-skill sticks, i then put in two different sticks (another 2x4gb ddr3). the two original are xmp it shows in cpuz and the two new ones are not. is there anything i can/should do now?
also each stick individually is 800mhz