The IBM/Lenovo IdeaPad S9 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 (Non-removable) + 0 MB (Removable) or 512 MB (Removable) or 1 GB (Removable) = 512MB or 1GB total
Upgrade Slots 1 Socket(s)
Maximum Memory 1 GB or 1.5 GB
Maximum Module Size 1GB
CPU & Chipset Intel Atom Intel 945GSE
Bus Architecture PC Card
Notes Some systems with 1GB standard are not upgradeable.
Manufacturer Part Numbers
  • 590158xx
  • 590160xx
  • 590164xx
  • 590167xx
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 631C6H
667MHz 200pin CL6
In Stock
$12.99
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Part Number 634C6
667MHz 200pin CL6
In Stock
$77.99
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Part Number 634C6H
667MHz 200pin CL6
In Stock
$124.99
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Part Number 634C6
667MHz 200pin CL6
In Stock
$77.99
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Part Number 634C6H
667MHz 200pin CL6
In Stock
$124.99
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Part Number 631C6
667MHz 200pin CL6
In Stock
$7.99
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Part Number 631C6H
667MHz 200pin CL6
In Stock
$12.99
View Product
Part Number 63.5C6
667MHz 200pin CL6
In Stock
$6.99
View Product
Part Number 63.5C6H
667MHz 200pin CL6
In Stock
$9.99
View Product
Part Number 63.2C6
667MHz 200pin CL6
In Stock
$4.99
View Product
Part Number 63.2C6H
667MHz 200pin CL6
In Stock
$7.99
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
KTL-TP667/1G 1GB DDR2 PC2-5300 667MHz SODIMM Kingston 631C6
M51264F50 4GB DDR2 PC2-5300 667MHz SODIMM Kingston 634C6