Crucial CT8G4RFS4266 8 GB (1x8GB DDR4-2666)

The Crucial CT8G4RFS4266 8 GB ships as a single module with 8GB of DDR4 on board. Operating voltage sits at 1.35V. It is specced for 2666 MT/s with a CAS latency of 19, working out to a true latency of about 14.3ns. 8GB 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 Crucial, with terms that vary by region. Every published spec is tabulated below, and compatibility against your current part list is checked automatically.