Best RAM for Strategy and City-Building PCs in 2027

By James Thompson · Updated: 8 October 2026

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Read MT/s and CAS latency when comparing the profiles. Match capacity to the workload and use one suitable channel/kit arrangement rather than buying on a speed label alone.

Choose a memory kit for the actual games, mods and background desktop. The useful split here is a focused 32GB gaming tower versus a larger-capacity modded workload, rather than buying extra RAM simply because the save has been running a long time. Here is the shortlist I would use, with the lower-cost and more capable routes kept alongside the complete strategy and city-building games setup.

Start with the shortlist below, then use the complete build guide to match your choice to the rest of the setup.

Add a catalogue DDR5 kit to an AM5 tower in PC Builder and compare the estimated complete-build cost alongside the capacity advice here.

A straightforward 32GB kit preserves the full tower budget.

Crucial Pro 32GB DDR5-6000 is my straightforward two-stick AM5 starting kit. It leaves the PC with useful everyday capacity without buying workstation-sized memory for a project that never fills it.

Choose capacity first, then the profile. Install the kit in the motherboard’s recommended paired slots and establish a stable baseline before enabling its faster memory setting. Keep DDR5 out of a DDR4-only board.

Measure a developed save with the mod set you actually use and the normal desktop open. The peak can change while loading assets or moving between views. Keep capacity ahead of timing tweaks if the machine is paging heavily, and do not assume that two games with large maps have the same memory footprint.

Use one matched kit and the motherboard’s recommended slots. Establish a stable setting before enabling the faster profile. For heavily modded games, keep a record of the mod set and back up saves separately so a hardware upgrade is not tangled up with several software changes at once.

Plan for the developed save, not only the empty opening map. Large mod collections and long-running worlds can change the resource use. I would give the tower sensible memory, choose a CPU appropriate to a gaming-first machine and allocate the graphics budget to the screen and game view. Keep old saves backed up before changing mods or versions.