SUPER MICRO Computer H8QGI+-F, H8QG6+-F Per Channel Dimm Populations Options, # Dimms CPU

H8QG6/i+-F Serverboard User's Manual

Memory Population for Optimal Performance

-For a Motherboard with One CPU (CPU1) Installed

# DIMMS	CPU	Channel 1		Channel 2		Channel 3		Channel 4
4 DIMMs	CPU1	P1-1A		P1-2A		P1-3A		P1-4A
8 DIMMs	CPU1	P1-1A	P1-1B	P1-2A	P1-2B	P1-3A	P1-3B	P1-4A	P1-4B

Memory Population for Optimal Performance

-For a Motherboard with Two CPUs (CPU1 & CPU2) Installed

# DIMMS	CPU	Channel 1		Channel 2		Channel 3		Channel 4
8 DIMMs	CPU1	P1-1A		P1-2A		P1-3A		P1-4A
	CPU2	P2-1A		P2-2A		P2-3A		P2-4A
16 DIMMs	CPU1	P1-1A	P1-1B	P1-2A	P1-2B	P1-3A	P1-3B	P1-4A	P1-4B
	CPU2	P2-1A	P2-1B	P2-2A	P2-2B	P2-3A	P2-3B	P2-4A	P2-4B

Memory Population for Optimal Performance – For a Motherboard with

Four CPUs (CPU1, CPU2, CPU3 & CPU4) Installed

# DIMMS	CPU	Channel 1		Channel 2		Channel 3		Channel 4
	CPU1	P1-1A		P1-2A		P1-3A		P1-4A
16 DIMMs	CPU2	P2-1A		P2-2A		P2-3A		P2-4A
	CPU3	P3-1A		P3-2A		P3-3A		P3-4A
	CPU4	P4-1A		P4-2A		P4-3A		P4-4A
	CPU1	P1-1A	P1-1B	P1-2A	P1-2B	P1-3A	P1-3B	P1-4A	P1-4B
32 DIMMs	CPU2	P2-1A	P2-1B	P2-2A	P2-2B	P2-3A	P2-3B	P2-4A	P2-4B
	CPU3	P3-1A	P3-1B	P3-2A	P3-2B	P3-3A	P3-3B	P3-4A	P3-4B
	CPU4	P4-1A	P4-1B	P4-2A	P4-2B	P4-3A	P4-3B	P4-4A	P4-4B

DIMM Module Population Configuration

For memory to work properly, follow the tables below for memory installation:

Per Channel DIMM Populations Options

DIMM Type	DIMM A	DIMM B	Max. MHz,	Max. MHz,	Max. GB/
			1.5V DIMMs	1.35V DIMMs	Channel
	SR or DR	Empty
Unbuffered	SR	SR	1333 MHz	1333 MHz	8 GB
DIMM
	DR	DR
	SR or DR	Empty
	SR	SR	1333 MHz	1333 MHz	16 GB
Registered	DR	DR
DIMM
	QR	Empty	1333 MHz	1066 MHz	16 GB
	QR	QR	1066 MHz	800 MHz	32 GB

Note 1: Due to OS limitations, some operating systems may not show more than 4 GB of memory.

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