MemoryMax solution for Intel D945GCNL card slot
MemoryMax solution for Intel D945GCNL card slot
I’ve got an Intel D945GCNL board and I’m testing it out. I thought about increasing my RAM from 3 GB, so I checked Intel’s site for details. It seems my motherboard only supports 2 GB of RAM. Some users say they’ve managed with 3 GB or even 4 GB without changing the board, while others note the manual lists a maximum of 2 GB. I’m still trying to figure out if I can add more RAM now.
those with 4gb capacity likely received their motherboard recently, whereas those limited to 2gb models were earlier. For instance, the B450M DS3H originally supported only Ryzen 1000 and 2000 processors, but after a few years the maker began adding Ryzen 3000 compatibility. This change was driven by BIOS updates, chipset improvements, and other related developments. Updated higher-end versions of these boards now display clearly on the box that they support Ryzen 3000 CPUs. Although the site still lists only Ryzen 1000 and 2000 support, it’s probably just an assumption. I can’t confirm the exact reason your board allows 4gb without more details.
Checked the Intel forums online. Users report varying performance—some work with 2GB RAM while others need up to 4GB. It seems the issue could relate to the BIOS version or the specific Windows installation.
According to the official documentation, two dimms are available for a total of 2GB of support: https://ark.intel.com/content/www/us/en/...5gcnl.html. The manual also confirms this specification, noting that some capacity remains reserved for other system components like PCI and add-on cards. It seems the supported limit is 2GB, with certain features inaccessible due to these restrictions. If you can currently use 3GB and it appears to display, your maximum memory capacity might be higher—potentially up to 8GB—but using it may cause instability since official support isn’t available for higher configurations.
You're running a 2 + 1 GB configuration on Ubuntu 18.04 and have successfully filled it out.
The initial 2GB cap applied to the motherboard model was likely based on its original release. Subsequent updates probably adjusted the limit, but the manual may not reflect those changes. If your system supports it, you can handle up to 4GB per stick (8GB overall), assuming a 64-bit operating system; otherwise, you remain constrained.