Asus P7F-X User Manual - Page 33

System memory

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2.4 System memory 2.4.1 Overview The motherboard comes with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. A DDR3 module has the same physical dimensions as a DDR2 DIMM but is notched differently to prevent installation on a DDR2 DIMM socket. DDR3 modules are developed for better performance with less power consumption. The figure illustrates the location of the DDR3 DIMM sockets: 2.4.2 Memory Configurations You may install 1 GB, 2 GB, 4 GB Unbuffered with ECC/Non-ECC DDR3 DIMMs into the DIMM sockets using the memory configurations in this section. UDIMM DIMM Slot DIMM Populated DIMM Type Per Channel per Channel 2 1 Unbuffered DDR3 2 2 Unbuffered DDR3 Speed Rank per DIMM 1333 1333 Single Rank, Dual Rank Single Rank, Dual Rank • Always install DIMMs with the same CAS latency. For optimum compatibility, it is recommended that you obtain memory modules from the same vendor. DO NOT combine RDIMM and UDIMM. • The motherboard supports x8 DRAM Only and x4 & x16 DRAM are not supported ASUS P7F-X Series 2-15

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ASUS P7F-X Series
2-15
2.4
System memory
2.4.1
Overview
The motherboard comes with four Double Data Rate 3 (DDR3) Dual Inline Memory
Modules (DIMM) sockets.
A DDR3 module has the same physical dimensions as a DDR2 DIMM but is
notched differently to prevent installation on a DDR2 DIMM socket. DDR3 modules
are developed for better performance with less power consumption.
The figure illustrates the location of the DDR3 DIMM sockets:
2.4.2
Memory Configurations
You may install 1 GB, 2 GB, 4 GB Unbuffered with ECC/Non-ECC DDR3 DIMMs
into the DIMM sockets using the memory configurations in this section.
UDIMM
DIMM Slot
Per Channel
DIMM Populated
per Channel
DIMM Type
Speed
Rank per DIMM
2
1
Unbuffered DDR3
1333
Single Rank, Dual Rank
2
2
Unbuffered DDR3
1333
Single Rank, Dual Rank
•
Always install DIMMs with the same CAS latency. For optimum
compatibility, it is recommended that you obtain memory modules from the
same vendor. DO NOT combine RDIMM and UDIMM.
•
The motherboard supports x8 DRAM Only and x4 & x16 DRAM are not
supported