MSI MS-6380 - Manual (Page 23)

Hardware Setup
2-7
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.
3.
The plastic clip at each side of the DIMM slot will automatically
close.
Volt
DIMM Modules Combination
At least one DIMM module should be installed on the motherboard.
Memory modules can be installed on the slots in any order. The single-/
double-sided memory modules that each DIMM slot supports are listed as
below:
Front Side Rear Side
Installing DIMM Modules
S: Single Side D: Double Side
Socket Memory Module Total Memory
DDR 1
(Bank0 & Bank1) S/D 64MB ~ 1GB
DDR 2
(Bank2 & Bank3) S/D 64MB ~ 1GB
DDR 3
(Bank4 & Bank5) S/D 64MB ~ 1GB
Maximum System Memory Supported 64MB ~ 3GB