G.Skill Ripjaws X 4 GB (2x2GB DDR3-1333)

The G.Skill Ripjaws X 4 GB ships as 2 modules of 2GB each with 4GB of DDR3 on board. Operating voltage sits at 1.35V. It is specced for 1333 MT/s with a CAS latency of 8, working out to a true latency of about 12ns. 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 G.Skill, with terms that vary by region. Every published spec is tabulated below, and compatibility against your current part list is checked automatically.