Memory Configuration
Memory Configuration
Memory Configuration
Memory Configuration
The memory DIMMs used in the HP 9000 rp8440 Server are sold in pairs and are custom designed by
HP. Each DIMM contains DDR II memory chips qualified to run at 267/533 MHz, with full ECC
protection. DIMM sizes of 1 GB and 2 GB are supported. HP 9000 rp8400/rp8420/rx8620 memory
modules cannot be carried forward to the rp8440 server. Each HP 9000 rp8440 Server cell board
supports up to 16 DIMM slots and 17 GB/s of peak memory bandwidth.
HP 9000 rp8440 Memory DIMMs
HP 9000 rp8440 Memory DIMMs
HP 9000 rp8440 Memory DIMMs
HP 9000 rp8440 Memory DIMMs
Pair Size (Product)
Pair Size (Product)
Pair Size (Product)
Pair Size (Product)
rp8440 Product Number
rp8440 Product Number
rp8440 Product Number
rp8440 Product Number
HP 9000 rp8440 Server
HP 9000 rp8440 Server
HP 9000 rp8440 Server
HP 9000 rp8440 Server
Maximum Capacity Using 1
Maximum Capacity Using 1
Maximum Capacity Using 1
Maximum Capacity Using 1
DIMM Size
DIMM Size
DIMM Size
DIMM Size
DIMM Size
DIMM Size
DIMM Size
DIMM Size
2 GB
AB453A
16 GB
1024 MB
4 GB
AB454A
128 GB
2048 MB
8 GB
AB455A
256 GB
4096 MB
Memory Loading Rules
Memory Loading Rules
Memory Loading Rules
Memory Loading Rules
Memory must be installed in pairs (2 DIMMs of equal density)
DIMM pairs must be loaded in slot order
Memory is available in three densities: 2 GB (2×1024MB), 4 GB (2×2048MB) and 8 GB
(2×4096MB)
Minimum memory is 2 GB per cell
Maximum memory per system is 256 GB-using 32 4GB pairs per system
Larger DIMMs must be loaded first across a cell, followed by progressively smaller DIMM sizes.
On each cell board, Memory pairs must be installed in the following order:
(0A, 0B), (1A, 1B), (2A, 2B), (3A, 3B), (4A, 4B), (5A, 5B), (6A, 6B), (7A, 7B)
DIMM mixing other than recommended configurations is supported as long as the memory
loading rules are followed
rp8440 Recommended Memory Configurations
rp8440 Recommended Memory Configurations
rp8440 Recommended Memory Configurations
rp8440 Recommended Memory Configurations
Memory per Cell
Memory per Cell
Memory per Cell
Memory per Cell
(GBs)
Number of DIMMs
Number of DIMMs
Number of DIMMs
Number of DIMMs
Quad Echelon
Quad Echelon
Quad Echelon
Quad Echelon
1 GB
1 GB
1 GB
1 GB
2 GB
2 GB
2 GB
2 GB
4 GB
4 GB
4 GB
4 GB
2
2
2
2
1
1
1
1
3
3
3
3
0
0
0
0
2
2
2
2
1
1
1
1
3
3
3
3
0
0
0
0
OA, OB
OA, OB
OA, OB
OA, OB
1A, 1B
1A, 1B
1A, 1B
1A, 1B
2A, 2B
2A, 2B
2A, 2B
2A, 2B
3A, 3B
3A, 3B
3A, 3B
3A, 3B
4A, 4B
4A, 4B
4A, 4B
4A, 4B
5A, 5B
5A, 5B
5A, 5B
5A, 5B
6A, 6B
6A, 6B
6A, 6B
6A, 6B
7A, 7B
7A, 7B
7A, 7B
7A, 7B
2
2
1 GB
1 GB
1 GB
1 GB
4
4
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
8
6
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
16
16
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
24
8
8
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
1 GB
32
16
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
48
8
8
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
2 GB
64
16
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
4 GB
QuickSpecs
HP 9000 rp8440 Server
HP 9000 rp8440 Server
HP 9000 rp8440 Server
HP 9000 rp8440 Server
Configuration
DA - 12697 North America — Version 4 — March 3, 2008
Page 6