Which is better for overclocking, gaming and performance?

[Digitalkenshin21]

Which would be better for overclocking, gaming, nd performance?

Intel LGA775 Pentium 4 550 3.4 GHz

Gigabyte GA - 81915G Pro Mobo

Corsair 1GB PC3200 2-64x64 XMS Dual-Channel DDR or Geil 1GB PC3200 400MHz 2-64x64 Value Dual Channel DDR

or

AMD 64 3400+

SOLTEK "SL-K8AN2E-GR" NVIDIA nForce3 250Gb Chipset or EPoX "EP-8KDA3+" nForce3 250Gb Chipset

Same memory

Also can u tell me which mobo is better for the performance,overclocking, and gaming for da 3400+

thanx