The HP/Compaq Integrity rx8620 uses SDRAM DIMM ECC PC133 133MHz, ECC REG PC133 133MHz memory upgrades as listed in the detailed specifications below. All memory and other upgrades compatible with this system are listed on this page.

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Memory Type SDRAM DIMM ECC PC133 133MHz, ECC REG PC133 133MHz
Base Memory 2GB (Removable)
Upgrade Slots 16 Sockets (4 banks of 4) per HP cell board 64 Sockets (16 banks of 4) with four HP cell boards
Maximum Memory 32GB with current Quantum Technology products 128GB using 8GB kits
Maximum Module Size 8GB
CPU & Chipset Intel Itanium 2 1.3 GHz HP sx1000 Intel Itanium 2 1.5 GHz HP sx1000
Bus Architecture PCI
Manufacturer Part Numbers
  • AB236A
  • AB237A
  • AB238A
  • AB239A
  • AB240A
Part Number 12.1ERC3
133MHz 144pin CL3 Registered ECC
In Stock
$37.99
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Part Number 12.1EC3
133MHz 144pin CL3 ECC
In Stock
$39.99
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Part Number 12.5EC3
133MHz 144pin CL3 ECC
In Stock
$40.99
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Part Number 12.5ERC3
133MHz 144pin CL3 Registered ECC
In Stock
$55.99
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Part Number 12.2ERC3
133MHz 144pin CL3 Registered ECC
In Stock
$57.99
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Part Number 12.1ERC3H
133MHz 144pin CL3 Registered ECC
In Stock
$59.99
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Part Number 12.1EC3H
133MHz 144pin CL3 ECC
In Stock
$63.99
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Part Number 12.5EC3H
133MHz 144pin CL3 ECC
In Stock
$64.99
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Part Number 12.5EC3-2
133MHz 144pin CL3 ECC
In Stock
$80.99
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Part Number 12.5ERC3H
133MHz 144pin CL3 Registered ECC
In Stock
$89.99
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Part Number 12.2EC3
133MHz 144pin CL3 ECC
In Stock
$92.99
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Part Number 12.2ERC3H
133MHz 144pin CL3 Registered ECC
In Stock
$92.99
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Part Number 12.5ERC3-2
133MHz 144pin CL3 Registered ECC
In Stock
$111.99
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Part Number 12.2ERC3-2
133MHz 144pin CL3 Registered ECC
In Stock
$114.99
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Part Number 121EC3
133MHz 144pin CL3 ECC
In Stock
$123.99
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Part Number 121ERC3
133MHz 144pin CL3 Registered ECC
In Stock
$123.99
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Part Number 12.5EC3-2H
133MHz 144pin CL3 ECC
In Stock
$129.99
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Part Number 12.2EC3H
133MHz 144pin CL3 ECC
In Stock
$149.99
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Part Number 12.5ERC3-2H
133MHz 144pin CL3 Registered ECC
In Stock
$179.99
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Part Number 12.2ERC3-2H
133MHz 144pin CL3 Registered ECC
In Stock
$184.99
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Part Number 12.2EC3-2
133MHz 144pin CL3 ECC
In Stock
$185.99
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Part Number 121EC3H
133MHz 144pin CL3 ECC
In Stock
$199.99
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Part Number 121ERC3H
133MHz 144pin CL3 Registered ECC
In Stock
$199.99
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Part Number 12.2EC3-2H
133MHz 144pin CL3 ECC
In Stock
$299.99
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Part Number 12.5EC3-2
133MHz 144pin CL3 ECC
In Stock
$80.99
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Part Number 12.5ERC3-2
133MHz 144pin CL3 Registered ECC
In Stock
$111.99
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Part Number 121EC3
133MHz 144pin CL3 ECC
In Stock
$123.99
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Part Number 121ERC3
133MHz 144pin CL3 Registered ECC
In Stock
$123.99
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Part Number 12.5EC3-2H
133MHz 144pin CL3 ECC
In Stock
$129.99
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Part Number 12.5ERC3-2H
133MHz 144pin CL3 Registered ECC
In Stock
$179.99
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Part Number 121EC3H
133MHz 144pin CL3 ECC
In Stock
$199.99
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Part Number 121ERC3H
133MHz 144pin CL3 Registered ECC
In Stock
$199.99
View Product
Part Number 12.5EC3
133MHz 144pin CL3 ECC
In Stock
$40.99
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Part Number 12.5ERC3
133MHz 144pin CL3 Registered ECC
In Stock
$55.99
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Part Number 12.5EC3H
133MHz 144pin CL3 ECC
In Stock
$64.99
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Part Number 12.5ERC3H
133MHz 144pin CL3 Registered ECC
In Stock
$89.99
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Part Number 12.2ERC3-2
133MHz 144pin CL3 Registered ECC
In Stock
$114.99
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Part Number 12.2ERC3-2H
133MHz 144pin CL3 Registered ECC
In Stock
$184.99
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Part Number 12.2EC3-2
133MHz 144pin CL3 ECC
In Stock
$185.99
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Part Number 12.2EC3-2H
133MHz 144pin CL3 ECC
In Stock
$299.99
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Part Number 12.2ERC3
133MHz 144pin CL3 Registered ECC
In Stock
$57.99
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Part Number 12.2EC3
133MHz 144pin CL3 ECC
In Stock
$92.99
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Part Number 12.2ERC3H
133MHz 144pin CL3 Registered ECC
In Stock
$92.99
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Part Number 12.2EC3H
133MHz 144pin CL3 ECC
In Stock
$149.99
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Part Number 12.1ERC3
133MHz 144pin CL3 Registered ECC
In Stock
$37.99
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Part Number 12.1EC3
133MHz 144pin CL3 ECC
In Stock
$39.99
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Part Number 12.1ERC3H
133MHz 144pin CL3 Registered ECC
In Stock
$59.99
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Part Number 12.1EC3H
133MHz 144pin CL3 ECC
In Stock
$63.99
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Upgrade References

The table below are references to other manufacturer part numbers which are specific to this device, have identical specifications to our components. This information is made available for your reference.
Part# Source References
KTH-RX8620/2G 2GB Kit of 4 512MB SDRAM PC133 133MHz ECC SODIMM Kingston 12.5EC3-4
KTH-RX8620/4G 4GB Kit of 4 1GB SDRAM PC133 133MHz ECC REG SODIMM Kingston 121ERC3-4