Memory Configuration
Memory Configuration
Memory Configuration
Memory Configuration
The memory DIMMs used in the HP 9000 rp7440 Server are sold in pairs and are custom designed by
HP. Each DIMM contains DDR II chips with full ECC protection. DIMM sizes of 1 GB, 2 GB, and 4 GB
are supported. Each HP 9000 rp7440 Server cell board supports up to 16 DIMMs with 16 GB/s of peak
memory bandwidth. HP 9000 rp7410/rp7420/rx7620 memory modules cannot be carried forward to
the rp7440 server. The HP 9000 rp7440 and HP 9000 rx8640 servers share the same 2 GB, 4 GB, and
8 GB memory products.
4 HP 9000 rp7440 Server Memory DIMMs
4 HP 9000 rp7440 Server Memory DIMMs
4 HP 9000 rp7440 Server Memory DIMMs
4 HP 9000 rp7440 Server Memory DIMMs
Pair Size (Product)
Pair Size (Product)
Pair Size (Product)
Pair Size (Product)
rp7440 Product Numbers
rp7440 Product Numbers
rp7440 Product Numbers
rp7440 Product Numbers
HP 9000 rp7440 Server
HP 9000 rp7440 Server
HP 9000 rp7440 Server
HP 9000 rp7440 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
32 GB
1024 MB
4 GB
AB454A
64 GB
2048 MB
8 GB
AB455A
128 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 size)
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
Larger DIMMs must be loaded first across a cell, followed by progressively smaller DIMM sizes.
Maximum memory per system is 128 GB-using sixteen 4GB DIMM pairs per system.
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
rp7440 Recommended Memory Configurations
rp7440 Recommended Memory Configurations
rp7440 Recommended Memory Configurations
rp7440 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 rp7440 Server
HP 9000 rp7440 Server
HP 9000 rp7440 Server
HP 9000 rp7440 Server
Configuration
DA - 12696 North America — Version 4 — March 3, 2008
Page 6