RAM is one of the components that is often underestimated when gaming—but choosing the right RAM can bring tangible benefits, especially in the gaming sector. DDR5 has long since arrived in the mainstream. However, not every DDR5 RAM module delivers the same performance.
If you are setting up your system with speed and future-proofing in mind, you should focus on DDR5-6000 with low latency.
Current platforms such as AMD’s Ryzen 7000 and 9000 series or Intel’s Raptor Lake refresh benefit particularly strongly from this combination. DDR5-6000 hits the sweet spot here: the memory controllers work optimally at this clock rate. At the same time, voltage requirements and heat development are kept within limits.
Even more important, however, is the CAS Latency (CL). Kits with CL30 or CL28 timings deliver significantly better results than widely used standard kits with CL36 or CL40. The difference is particularly noticeable in CPU-limiting scenarios—for example in competitive shooters such as Valorant or in simulations such as Cities: Skylines II.
The memory latencies can be displayed and adjusted via the BIOS (here from MSI). This is crucial for the performance of DDR5 RAM with a low CL.
IDG
Various benchmarks show performance increases of up to 10 percent with the same CPU clock—simply by switching from a high-clocked, but slow-responding RAM to a finely tuned DDR5-6000 kit with low latency.
The system is also subjectively more responsive: programs start faster, loading times are shorter, and even the Windows desktop feels more direct.
For most users, a capacity of 32 GB RAM remains the sweet spot—more is currently of little benefit in everyday gaming. The quality of the modules is much more important: Those who rely on EXPO or XMP-optimized kits benefit from stable profiles that do not require manual fine-tuning.
The only important thing is that the mainboard and the BIOS or UEFI support these profiles correctly. A quick check on the QVL list (Qualified Vendor List) of the motherboard manufacturer provides clarity here.
DDR5-6000 (here from G.Skill) with low latency is currently the sweet spot for gaming PCs – fast, efficient and ideally matched to current platforms.
G.Skill
In short: DDR5-6000 with CL30 or lower is currently the most efficient and future-proof choice for demanding gamers and power users. If you upgrade now, you’ll not only ensure better performance, but also a stable foundation for future CPU generations.
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This article originally appeared on our sister publication PC-WELT and was translated and localized from German.