Corsair Vengeance LPX 64 GB (2x32GB DDR4-4000)

The Corsair Vengeance LPX 64 GB comes as 2 modules of 32GB each with 64GB of DDR4 on board. It is specced for 4000 MT/s with a CAS latency of 18, working out to a true latency of about 9ns. Operating voltage sits at 1.35V. 64GB gives you enough headroom for gaming plus heavy multitasking and content work; 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. Warranty coverage follows Corsair'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.