MSI 865GVM2 User Guide - Page 18

Hardware Setup DDR Population Rules Install at least one DIMM module on the slots. Each DIMM slot supports up to a maximum size of 1GB. Users can install either single- or double-sided modules to meet their own needs. Also, since this mainboard supports dual-channel function, please note that DIMM1 (Channel A, in green) working together with DIMM2 (Channel B, in purple) will fuction as dual-channel.In order to have better performance, it is recommended to install memory modules of the same type and density on DDR DIMMs. Please refer to the following table for detailed DDR population: DIMM1 (Ch A) 128MB~1GB 128MB~1GB * DIMM2 (Ch A) 128MB~1GB 128MB~1GB * System Density 128MB~1GB 128MB~1GB 256MB~2GB Installing DDR Modules 1. The DDR DIMM has only one notch on the center of module. The module will only fit in the right orientation. 2. Insert the DIMM memory module vertically into the DIMM slot. Then push it in until the golden finger on the memory module is deeply inserted in the socket. 3. The plastic clip at each side of the DIMM slot will automatically close. Volt Notch MSI Reminds You... You can barely see the golden finger if the module is properly inserted in the socket. 2-7