Asus P4U800-X 1.7.3 Installing a DIMM, Table

Table 1		DDR400 Qualified Vendor List (QVL)
									DIMM support
Size	Vendor		Model		CL	Brand	Side(s)	Component	A*	B*
256MB	KINGSTON		KVR400X64C3A/256		N/A	Hynix	SS	HY5DU56822BT-D43	•	•
512MB	KINGSTON		KVR400X64C3A/512		N/A	Hynix	DS	HY5DU56822BT-D43	•	•
256MB	KINGSTON		KVR400X64C3A/256		N/A	Infineon	SS	HYB25D256800BT-5B	•	•
512MB	KINGSTON		KVR400X64C3A/512		N/A	Infineon	DS	HYB25D256809BT-5B	•
256MB	KINGSTON		KVR400X64C3A/256		N/A	KINGSTON	SS	D3208DL2T-5	•	•
512MB	KINGSTON		KVR400X64C3A/512		N/A	KINGSTON	DS	D328DIB-50	•	•
512MB	KINGSTON		KHX3200A/512		N/A	N/A	DS	Heat-Sink Package		•
256MB	SAMSUNG		M368L3223ETM-CCC		N/A	SAMSUNG	SS	K4H560838E-TCCC		•
512MB	SAMSUNG		M368L6423ETM-CCC		3	SAMSUNG	DS	K4H560838E-TCCC		•
256MB	SAMSUNG		M368L3223FTN-CCC		3	SAMSUNG	SS	K4H560838F-TCCC	•	•
256MB	Hynix		HYMD232646B8J-D43 AA		3	Hynix	SS	HY5DU56822BT-D43	•	•
512MB	Hynix		HYMD264646B8J-D43 AA		N/A	Hynix	DS	HY5DU56822BT-D43	•	•
256MB	MICRON		MT8VDDT3264AG-40BCB		N/A	MICRON	SS	MT46V32M8TG-5BC	•	•
512MB	MICRON		MT16VDDT6464AG-40BCB		N/A	MICRON	DS	MT46V32M8TG-5BC	•	•
256MB	Infineon		HYS64D32300GU-5-B		3	Infineon	SS	HYB25D256800BT-5B	•	•
512MB	Infineon		HYS64D64320GU-5-B		3	Infineon	DS	HYB25D256800BT-5B	•	•
256MB	Infineon		HYS64D32300HU-5-C		3	Infineon	SS	HYB25D256800CE-5C		•
256MB	CORSAIR		CMX256A-3200C2PT		2	Winbond	SS	W942508BH-5		•
512MB	CORSAIR		CMX512-3200C2		2	Winbond	DS	Heat-Sink Package	•
512MB	CORSAIR		VS512MB400		2.5	VALUE seLecT	DS	VS32M8-5	•	•
Side(s): SS - Single Sided				DS - Double Sided

CL - CAS Latency

DIMM Support:

A - supports one module inserted into either slot, in a Single-channel memory configuration.

B - supports on pair of modules inserted into two slots as a Single-channel memory configuration.

•Use of three DDR400 DIMM modules on all slots is not recommended. The operating memory frequency will work only at 266MHz when you install DDR400 DIMM modules to all slots.

•Obtain DDR 400 DIMMs only from ASUS qualified vendors. Visit the ASUS website (www.asus.com) for the latest QVL.

1.7.3 Installing a DIMM

Follow these steps to install a DIMM.

1.Unlock a DIMM socket by pressing the retaining clips outward.

2.Align a DIMM on the socket such that the notch on the DIMM matches the break on the socket.

3.Firmly insert the DIMM into the socket until the retaining clips snap back in place and the DIMM is properly seated.

DDR DIMM

Unlocked

A DDR DIMM is keyed with a notch so that it fits in only one direction. DO NOT force a DIMM into a socket to avoid damaging the DIMM.

1-10 Chapter 1: Product introduction