Crucial CT2K4G4RFS8213 8 GB (2x4GB DDR4-2133)

The Crucial CT2K4G4RFS8213 8 GB comes as 2 modules of 4GB each with 8GB of DDR4 on board. It is specced for 2133 MT/s with a CAS latency of 15, working out to a true latency of about 14.1ns. Operating voltage sits at 1.35V. 8GB 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. Crucial backs the product through its standard warranty channels; check the listing for region-specific terms. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked.