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
| To Populate |
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| Branch 2 |
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3 DIMMs |
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6 DIMMs |
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9 DIMMs | |||||||||
(RDIMMs only) (Note) |
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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
| To Populate |
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| Branch 0 |
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3 DIMMs |
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6 DIMMs |
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9 DIMMs |
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(RDIMMs only (Note) |
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Note: Max. of 6 UDIMM modules are supported by a CPU.
| Branch 2 |
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Memory Population for Optimal Performance for PCB Rev. 2.0 or Newer
Boards with Two CPUs Installed in CPU Sockets 1 & 2
| CPU 1 (To Populate | CPU 2 (To Populate | ||||
| Branch 0 | Branch 1 | Branch 2 | Branch 0 | Branch 1 | Branch 2 |
6 DIMMs | ||||||
12 DIMMs | ||||||
18 DIMMs | P1- | P1- | P1- | P2- | P2- | P2- |
(For RDIMMs only) (Note) | 1A/1B/1C | 2A/2B/2C | 3A/3B/3C | 1A/1B/1C | 2A/2B/2C | 3A/3B/3C |
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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 | DIMM Type (Reg.= | Speeds (in MHz) | ||
Slots per | Populated | Registered) |
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Channel | per Channel |
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3 | 1 | Reg. DDR3 ECC | 800,1066,1333 | ||
3 | 1 | Reg. DDR3 ECC | 800,1066 | ||
3 | 2 | Reg. DDR3 ECC | 800,1066 | ||
3 | 2 | Reg. DDR3 ECC | 800 | (Note) | |
3 | 3 | Reg. DDR3 ECC | 800 | (Note ) | |
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Note: 1066 RDIMMs will run at 800 MHz
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
