MSI X79A-GD45 (8D) - Manual (Page 26)

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Gettng Started
Memory
DIMM1~8: DDR3 Memory Slots
These DIMM slots are used for nstallng memory modules. For more nformaton on
compatble components, please vst http://www.ms.com/servce/test-report
BA TT +
DIMM1
DIMM2
DIMM3
DIMM4
DIMM8
DIMM7
DIMM6
DIMM5
Up to Quad-Channel mode
Ths manboard supports up to four memory channels. Two DIMM slots provde a sngle
channel. The memory modules can transmt and receve data wth four data bus chan-
nels smultaneously to enhance system performance. Please refer the followng tables
for more detals.
Defined Channel lst
Channel DIMM Slot
Channel A DIMM1, DIMM2
Channel B DIMM3, DIMM4
Channel C DIMM5, DIMM6
Channel D DIMM7, DIMM8
Important
DDR3 memory modules are not nterchangeable wth DDR2, and the DDR3 standard
s not backward compatble. Always nstall DDR3 memory modules n DDR3 DIMM
slots.
Always nsert memory modules n the DIMM1 slot first.
Due to chpset resource usage, the system wll only detect up to 127+ GB of memory
(not full 128 GB) when all DIMM slots have 16GB memory modules nstalled.
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