Kingston HyperX 4 GB (2x2GB DDR3-1866)

The Kingston HyperX 4 GB arrives as 2 modules of 2GB each with 4GB of DDR3 on board. Operating voltage sits at 1.35V. It is specced for 1866 MT/s with a CAS latency of 9, working out to a true latency of about 9.6ns. 4GB gives you enough headroom for esports and everyday use; past 3600 MT/s, extra frequency brings diminishing returns.

PlanMyPC's builder flags compatibility problems automatically and tracks the latest memory kit deals from multiple stores. Support and warranty service run through Kingston, with terms that vary by region. Every published spec is tabulated below, and compatibility against your current part list is checked automatically.