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If each one works fine on its own, the ram is good. I would try the same test one at a time on the other socket. If they both fail, then it confirms a bad socket.

ddr2 is much more forgiving on running dual channel so you don't need a matched set--that's more for ddr4.
If each one works fine on its own, the ram is good. I would try the same test one at a time on the other socket. If they both fail, then it confirms a bad socket.

ddr2 is much more forgiving on running dual channel so you don't need a matched set--that's more for ddr4.
 
Solution