Try setting your timings on your ram to something like 11-3-3-2.5
Your barton 2500+ should do 11x200. Mine does at least.. gonna push it more when my last WC part comes in for the setup i'm doing
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| AMD 2500+ @ 3200+ (205x11@1.65v) on Epox 8rda+
| 512 PC3200 DDR400 Samsung 6-3-3-2.5
| ATI 9700pro 128MB (365/315)
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