Memory Support - Supermicro X8DT6 User Manual

X8DT6/X8DT6-F/X8DTE/X8DTE-F User's Manual

Memory Support

The X8DT6/X8DT6-F/X8DTE/X8DTE-F supports up to 192 GB of Registered ECC
or up to 48 GB of Unbuffered ECC/Non ECC DDR3 1333 MHz/1066 MHz/800 MHz
in 12 DIMMs. Please note that Memory Speed support is also depending on the
type of CPU used in the motherboard.
DIMM Module Population Confi guration
For memory to work properly, follow the tables below for memory installation.
Memory Population for Optimal Performance
-For a motherboard with One CPU (CPU1) installed
Branch 0
3 DIMMs P1 DIMM1A
6 DIMMs P1 DIMM1A
Memory Population for Optimal Performance
-For a motherboard with One CPU (CPU2) installed
Branch 0
3 DIMMs P2 DIMM1A
6 DIMMs P2 DIMM1A
Memory Population for Optimal Performance
-For a motherboard with Two CPUs installed
Branch 0
6 DIMMs 1A 2A
12 1A 1B 2A
DIMMs
DIMM DIMMs
Slots per Populated
Channel per Channel
2 1
2 1
2 2
2 2
Branch 1
P1 DIMM2A
P1 DIMM1B P1 DIMM2A P1 DIMM2B
Branch 1
P2 DIMM2A
P2 DIMM1B P2 DIMM2A P2 DIMM2B
CPU1
Branch 1 Branch 3
3A
2B 3A 3B
DIMM Population Table
DIMM Type (Reg.= Speeds (in MHz)
Registered)
Reg. DDR3 ECC 800,1066,1333
Reg. DDR3 ECC 800,1066
Reg. DDR3 ECC 800,1066
Reg. DDR3 ECC 800
2-8
Branch 2
P1 DIMM3A
P1 DIMM3A
Branch 2
P2 DIMM3A
P2 DIMM3A
CPU2
Branch 0 Branch 1
1A 2A
1A 1B 2A 2B
Ranks per DIMM
(any combination;
SR=Single Rank,
DR=Dual Rank,
QR=Quad Rank)
SR or DR
QR
Mixing SR, DR
Mixing SR, DR,QR
P1 DIMM3B
P2 DIMM3B
Branch 3
3A
3A 3B