Crucial CT2K25664BD160BA 4 GB (2x2GB DDR3-1600)

The Crucial CT2K25664BD160BA 4 GB arrives as 2 modules of 2GB each with 4GB of DDR3 on board. It is rated at 1600 MT/s with a CAS latency of 11, working out to a true latency of about 13.8ns. Operating voltage sits at 1.35V. 4GB gives you enough headroom for esports and everyday use; past 3600 MT/s, extra frequency brings diminishing returns.

Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Support and warranty service run through Crucial, with terms that vary by region. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked.