Memory; Introduction To Ddr Sdram - MSI 915GLM4-F User Manual

Hardware Setup

Memory

The mainboard provides 4 slots for 184-pin DDR SDRAM DIMM (Double In-Line
Memory Module) modules and supports the memory size up to 4GB. You can
install DDR 333/400 modules on the DDR DIMM slots (DIMM 1~4).
For the updated supporting memory modules, please visit http://www.msi.
com.tw/program/products/mainboard/mbd/pro_mbd_trp_list.php.
DDR DIMM Slots
(DIMM 1~4)

Introduction to DDR SDRAM

DDR (Double Data Rate) SDRAM is similar to conventional SDRAM, but doubles
the rate by transferring data twice per cycle. It uses 2.5 volts as opposed to 3.
3 volts used in SDR SDRAM, and requires 184-pin DIMM modules rather than
168-pin DIMM modules used by SDR SDRAM.
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