Kingston KVR13LR9S8/4EF 4 GB (1x4GB DDR3-1333)

The Kingston KVR13LR9S8/4EF 4 GB ships as a single module with 4GB of DDR3 on board. Operating voltage sits at 1.35V. It is specced for 1333 MT/s with a CAS latency of 9, working out to a true latency of about 13.5ns. 4GB gives you enough headroom for esports and everyday use; past 3600 MT/s, extra frequency brings diminishing returns.

Drop it into the PlanMyPC builder to check compatibility with the rest of your parts and compare current memory kit prices across retailers. Warranty coverage follows Kingston's standard policy — confirm regional terms on the listing. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.