Supermicro Supero X8DAH+-F User Manual page 34

X8DAH+/X8DAH+-F/X8DAH+(-F)-LR User's Manual
2. For PCB Rev. 2.0 or Newer Boards
For memory to work properly, follow the tables below for memory installation:
Memory Population for Optimal Performance for PCB Rev. 2.0 or Newer
Boards with One CPU Installed in CPU Socket 1
P1-DIMMs
3 DIMMs
6 DIMMs
9 DIMMs
(RDIMMs only) (Note)
Note: Max. of 6 UDIMM modules are supported by a CPU.
Memory Population for Optimal Performance for PCB Rev. 2.0 or Newer
Boards with One CPU Installed in CPU Socket 2
P2-DIMMs
3 DIMMs
6 DIMMs
9 DIMMs
(RDIMMs only (Note)
Note: Max. of 6 UDIMM modules are supported by a CPU.
Memory Population for Optimal Performance for PCB Rev. 2.0 or Newer
Boards with Two CPUs Installed in CPU Sockets 1 & 2
6 DIMMs
12 DIMMs
18 DIMMs
(For RDIMMs only) (Note)
Note: Max. of 6 UDIMM modules are supported by a CPU.
Memory Support for the Motherboard w/5500 CPU(s) Installed
RDIMM Population for the Motherboard w/5500 Processors Installed
DIMM DIMMs
Slots per Populated
Channel per Channel
3 1
3 1
3 2
3 2
3 3
Note: 1066 RDIMMs will run at 800 MHz (-BIOS automatic downgrading)
To Populate P1-DIMMs
Branch 0
P1-1A
P1-1A P1-1B
P1-1A P1-1B P1-1C
To Populate P2-DIMMs
Branch 0
P2-1A
P2-1A P2-1B
P2-1A P2-1B P2-1C
CPU 1 (To Populate P1-DIMMs)
Branch 0 Branch 1
P1-1A P1-2A
P1-1A/1B P1-2A/2B
P1- P1-
1A/1B/1C 2A/2B/2C
DIMM Type (Reg.=
Registered)
Reg. DDR3 ECC
Reg. DDR3 ECC
Reg. DDR3 ECC
Reg. DDR3 ECC
Reg. DDR3 ECC
2-10
Branch 1
P1-2A
P1-2A P1-2B
P1-2A P1-2B P1-2C
Branch 1
P2-2A
P2-2A P2-2B
P2-2A P2-2B P2-2C
CPU 2 (To Populate P2-DIMMs)
Branch 2 Branch 0
P1-3A P2-1A
P1-3A/3B P2-1A/1B
P1- P2-
3A/3B/3C 1A/1B/1C
Speeds (in MHz)
800,1066,1333
800,1066
800,1066
800 (Note)
800 (Note )
Branch 2
P1-3A
P1-3A P1-3B
P1-3A P1-3B P1-3C
Branch 2
P2-3A
P2-3A P2-3B
P2-3A P2-3B P2-3C
Branch 1 Branch 2
P2-2A P2-3A
P2-2A/2B P2-3A/3B
P2- P2-
2A/2B/2C 3A/3B/3C
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
Mixing SR, DR