The total memory remains 16 gigabytes, but the bandwidth varies.
Early Steam Machine reviews reveal a trade-off Valve made to maintain production volume and control costs. Some mini-PCs ship with a single 16 GB module instead of two 8 GB DDR5 modules.
Valve engineers attribute this to component shortages driven by high demand for memory in the artificial intelligence sector. Because 8 GB DDR5 modules are harder to source, the company changed the configuration for some units mid-production.
A single memory module runs in a single-channel configuration. This provides lower bandwidth than a dual-channel setup, which may affect performance in CPU-heavy games like Crimson Desert or Baldur’s Gate 3. Valve claims internal testing shows only a slight difference between the two versions.
Buyers cannot determine which memory configuration they will receive ahead of time. The components depend on local availability during assembly. Some units still contain two 8 GB modules and run in dual-channel mode.
Valve notes that a single 16 GB module allows for future upgrades. Since the mini-PC includes two DDR5 SO-DIMM slots, owners can install a second module later to enable dual-channel performance. High memory prices make this an unlikely path for most users in the near future.
In an interview with Gamers Nexus, company representatives admitted they were unprepared for the broad DRAM shortage. Valve lacks the long-term supply contracts with manufacturers like Samsung and SK Hynix that larger electronics firms hold, forcing them to navigate the same supply limits as smaller PC builders.
Engineers stated the alternatives were raising the Steam Machine price or cutting production volumes. Critics argue these compromises might frustrate customers, especially given the high device cost and its narrow performance advantage over current-generation consoles.
Source: iXBT.games