Asus P5SD2-VM User Manual - Page 26

Product introduction - for windows 7

Page 26 highlights

Notes on memory limitations • Due to chipset limitation, this motherboard can only support up to 4 GB on the operating systems listed below. You may install a maximum of 2 GB DIMMs on each slot, but only DDR2-533 and DDR2-667 2 GB density modules are available for this configuration. 32-bit Windows® XP Windows® 2003 Server 64-bit Windows® XP x 64 Edition Windows® 2003 Server x 64 Edition • Some old-version DDR2-667 DIMMs may not match Intel®'s On‑Die‑Termination (ODT) requirement and will automatically downgrade to run at DDR2-533. If this happens, contact your memory vendor to check the ODT value. • Due to chipset limitation, DDR2-667 with CL=3 will be downgraded to run at DDR2-533 by default setting. If you want to operate with lower latency, adjust the memory timing manually. There will be 4MB reduction in total memory when enabling ASUS Thermostat function under Single Channel mode. 1-14 Chapter 1: Product introduction

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1-14
Chapter 1: Product introduction
Notes on memory limitations
Due to chipset limitation, this motherboard can only support up to
4 GB on the operating systems listed below. You may install a maximum of
2 GB DIMMs on each slot, but only DDR2-533 and DDR2-667 2 GB density
modules are available for this configuration.
Some old-version DDR2-667 DIMMs may not match Intel
®
’s
On-Die-Termination (ODT) requirement and will automatically downgrade
to run at DDR2-533. If this happens, contact your memory vendor to check
the ODT value.
Due to chipset limitation, DDR2-667 with CL=3 will be downgraded to run
at DDR2-533 by default setting. If you want to operate with lower latency,
adjust the memory timing manually. There will be 4MB reduction in total
memory when enabling ASUS Thermostat function under Single Channel
mode.
32-bit
64-bit
Windows
®
XP
Windows
®
XP x 64 Edition
Windows
®
2003 Server
Windows
®
2003 Server x 64 Edition