The HP/Compaq Integrity rx2600 uses DDR DIMM REG PC2100 266MHz 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 DDR DIMM REG PC2100 266MHz
Base Memory 0MB (Removable) or 512MB (Removable)
Upgrade Slots 12 Sockets (3 banks of 4)
Maximum Memory 24GB using 8GB kits in all three banks
Maximum Module Size 2GB
CPU & Chipset Intel Itanium 2 900 MHz HP zx1 Intel Itanium 2 1.5 GHz HP zx1
Bus Architecture PCI
Manufacturer Part Numbers
  • A6870A
  • A6870B
  • A6873A
  • A6873B
Part Number 31.1RC3
266MHz 184pin CL3 Registered
In Stock
$15.99
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Part Number 31.1RC3H
266MHz 184pin CL3 Registered
In Stock
$24.99
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Part Number 31.5RC3
266MHz 184pin CL3 Registered
In Stock
$63.99
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Part Number 31.2RC3
266MHz 184pin CL3 Registered
In Stock
$65.99
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Part Number 311RC3
266MHz 184pin CL3 Registered
Call to Order
$69.99
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Part Number 31.5RC3H
266MHz 184pin CL3 Registered
In Stock
$102.99
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Part Number 31.2RC3H
266MHz 184pin CL3 Registered
In Stock
$104.99
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Part Number 311RC3H
266MHz 184pin CL3 Registered
Call to Order
$112.99
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Part Number 31.5RC3-2
266MHz 184pin CL3 Registered
In Stock
$127.99
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Part Number 31.2RC3-2
266MHz 184pin CL3 Registered
In Stock
$130.99
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Part Number 311RC3-2
266MHz 184pin CL3 Registered
Call to Order
$139.99
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Part Number 312RC3
266MHz 184pin CL3 Registered
Call to Order
$154.99
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Part Number 31.5RC3-2H
266MHz 184pin CL3 Registered
In Stock
$204.99
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Part Number 31.2RC3-2H
266MHz 184pin CL3 Registered
In Stock
$209.99
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Part Number 311RC3-2H
266MHz 184pin CL3 Registered
Call to Order
$224.99
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Part Number 312RC3H
266MHz 184pin CL3 Registered
Call to Order
$249.99
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Part Number 31.2RC3-4
266MHz 184pin CL3 Registered
In Stock
$260.99
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Part Number 311RC3-4
266MHz 184pin CL3 Registered
Call to Order
$278.99
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Part Number 31.2RC3-4H
266MHz 184pin CL3 Registered
In Stock
$419.99
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Part Number 311RC3-4H
266MHz 184pin CL3 Registered
Call to Order
$449.99
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Part Number 311RC3-4
266MHz 184pin CL3 Registered
Call to Order
$278.99
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Part Number 311RC3-4H
266MHz 184pin CL3 Registered
Call to Order
$449.99
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Part Number 311RC3-2
266MHz 184pin CL3 Registered
Call to Order
$139.99
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Part Number 312RC3
266MHz 184pin CL3 Registered
Call to Order
$154.99
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Part Number 311RC3-2H
266MHz 184pin CL3 Registered
Call to Order
$224.99
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Part Number 312RC3H
266MHz 184pin CL3 Registered
Call to Order
$249.99
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Part Number 311RC3
266MHz 184pin CL3 Registered
Call to Order
$69.99
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Part Number 311RC3H
266MHz 184pin CL3 Registered
Call to Order
$112.99
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Part Number 31.5RC3-2
266MHz 184pin CL3 Registered
In Stock
$127.99
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Part Number 31.5RC3-2H
266MHz 184pin CL3 Registered
In Stock
$204.99
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Part Number 31.2RC3-4
266MHz 184pin CL3 Registered
In Stock
$260.99
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Part Number 31.2RC3-4H
266MHz 184pin CL3 Registered
In Stock
$419.99
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Part Number 31.5RC3
266MHz 184pin CL3 Registered
In Stock
$63.99
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Part Number 31.5RC3H
266MHz 184pin CL3 Registered
In Stock
$102.99
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Part Number 31.2RC3-2
266MHz 184pin CL3 Registered
In Stock
$130.99
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Part Number 31.2RC3-2H
266MHz 184pin CL3 Registered
In Stock
$209.99
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Part Number 31.2RC3
266MHz 184pin CL3 Registered
In Stock
$65.99
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Part Number 31.2RC3H
266MHz 184pin CL3 Registered
In Stock
$104.99
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Part Number 31.1RC3
266MHz 184pin CL3 Registered
In Stock
$15.99
View Product
Part Number 31.1RC3H
266MHz 184pin CL3 Registered
In Stock
$24.99
View Product

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-RXI2/1G 1GB Kit of 4 256MB DDR PC2100 266MHz REG DIMM Kingston 31.2RC3-4
KTH-RXI2/2G 2GB Kit of 2 1GB DDR PC2100 266MHz REG DIMM Kingston 311RC3-2
KTH-RXI2/4G 4GB Kit of 2 2GB DDR PC2100 266MHz REG DIMM Kingston 312RC3-2
KTH-RXI2/8G 8GB Kit of 4 2GB DDR PC2100 266MHz REG DIMM Kingston 312RC3-4
KTH-RXI2/16G 16GB Kit of 4 4GB DDR PC2100 266MHz REG DIMM Kingston 314RC3-4