The IBM/Lenovo ThinkPad R61 8920, 8927, 8928, 8929-xxx uses DDR2 SODIMM PC2-5300 667MHz 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 DDR2 SODIMM PC2-5300 667MHz
Base Memory 512 MB (Removable) or 1 GB (Removable) or 2 GB (Removable)
Upgrade Slots 2 Sockets
Maximum Memory 3 GB with Windows Vista 32-bit 4 GB with Windows Vista 64-bit
Maximum Module Size 2GB
CPU & Chipset Intel Core 2 Duo Intel PM965 Intel Core 2 Duo Intel GM965
Bus Architecture PC Card; SSD - SATA 2.5-inch 9.5mm
Notes If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation). Maximum configurations require a 64-bit operating system.
Manufacturer Part Numbers
  • 8920-xxx
  • 8927-xxx
  • 8928-xxx
  • 8929-xxx
Part Number 63.2C6
667MHz 200pin CL6
In Stock
$4.99
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Part Number 63.5C6
667MHz 200pin CL6
In Stock
$6.99
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Part Number 63.2C6H
667MHz 200pin CL6
In Stock
$7.99
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Part Number 631C6
667MHz 200pin CL6
In Stock
$7.99
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Part Number 63.5C6H
667MHz 200pin CL6
In Stock
$9.99
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Part Number 63.5C6-2
667MHz 200pin CL6
In Stock
$12.99
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Part Number 631C6H
667MHz 200pin CL6
In Stock
$12.99
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Part Number 631C6-2
667MHz 200pin CL6
In Stock
$15.99
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Part Number 632C6
667MHz 200pin CL6
In Stock
$15.99
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Part Number 63.5C6-2H
667MHz 200pin CL6
In Stock
$19.99
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Part Number 631C6-2H
667MHz 200pin CL6
In Stock
$24.99
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Part Number 632C6H
667MHz 200pin CL6
In Stock
$24.99
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Part Number 632C6-2
667MHz 200pin CL6
In Stock
$30.99
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Part Number 632C6-2H
667MHz 200pin CL6
In Stock
$49.99
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Part Number 632C6-2
667MHz 200pin CL6
In Stock
$30.99
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Part Number 632C6-2H
667MHz 200pin CL6
In Stock
$49.99
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Part Number 631C6-2
667MHz 200pin CL6
In Stock
$15.99
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Part Number 632C6
667MHz 200pin CL6
In Stock
$15.99
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Part Number 631C6-2H
667MHz 200pin CL6
In Stock
$24.99
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Part Number 632C6H
667MHz 200pin CL6
In Stock
$24.99
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Part Number 631C6
667MHz 200pin CL6
In Stock
$7.99
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Part Number 63.5C6-2
667MHz 200pin CL6
In Stock
$12.99
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Part Number 631C6H
667MHz 200pin CL6
In Stock
$12.99
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Part Number 63.5C6-2H
667MHz 200pin CL6
In Stock
$19.99
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Part Number 63.5C6
667MHz 200pin CL6
In Stock
$6.99
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Part Number 63.5C6H
667MHz 200pin CL6
In Stock
$9.99
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Part Number 63.2C6
667MHz 200pin CL6
In Stock
$4.99
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Part Number 63.2C6H
667MHz 200pin CL6
In Stock
$7.99
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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
KTL-TP667/1G 1GB DDR2 PC2-5300 667MHz SODIMM Kingston 631C6
KTL-TP667/2G 2GB DDR2 PC2-5300 667MHz SODIMM Kingston 632C6