More information on ASRock motherboard memory upgrade:

If you are looking for a memory upgrade for your ASRock P4 Series P4VX4 motherboard you've come to the right place!

We, at MemoryC, supply ASRock P4 Series P4VX4 motherboard memory upgrades. Upgrading your ASRock P4 Series motherboard memory will give you an additional performance boost and make memory intensive applications work smoother. Our recommendation is to add the largest memory upgrade to your motherboard to achieve the best performance. Using our ASRock P4 Series motherboard memory configurator to find the right type of motherboard memory you need takes the stress out of this selection, as we only sell premium motherboard memory upgrades.

All ASRock P4 Series P4VX4 motherboard memory is guaranteed compatible (pretested in your particular motherboard system), covered by lifetime warranty and will improve the performance!