Thermaltake TOUGHRAM XG RGB 64 GB (2x32GB DDR4-4000)

The Thermaltake TOUGHRAM XG RGB 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 19, working out to a true latency of about 9.5ns. Operating voltage sits at 1.35V. For gaming, capacity matters more than raw speed past 3600 MT/s — 64GB comfortably covers gaming plus heavy multitasking and content work.

As a premium DDR4 kit, it slots naturally into older AM4 and LGA1700 boards that top out at DDR4. Its $549.99 price tag places it squarely in premium territory. Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing.