Corsair Dominator 4 GB (2x2GB DDR2-1066)

The Corsair Dominator 4 GB arrives as 2 modules of 2GB each with 4GB of DDR2 on board. It is specced for 1066 MT/s with a CAS latency of 5, working out to a true latency of about 9.4ns. Operating voltage sits at 1.35V. For gaming, capacity matters more than raw speed past 3600 MT/s — 4GB comfortably covers esports and everyday use.

Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Corsair backs the product through its standard warranty channels; check the listing for region-specific terms. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked.