The Toshiba Satellite U300-BB9 uses 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
Base Memory 256MB (Removable) or 512MB (Removable) or 1GB (Removable) or 2GB (Removable) or 3GB (Removable) or 4GB (Removable)
Upgrade Slots 2 Socket(s)
Maximum Memory 4GB
Maximum Module Size 2GB
CPU & Chipset Intel Core 2 Duo / Intel GM965 1.66 GHz
Bus Architecture SSD - SATA 2.5-inch 9.5mm; USB
Notes Important: If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation).
Manufacturer Part Numbers
  • PSU30C-BB908C
Part Number 631C6
667MHz 200pin CL6
In Stock
$7.99
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Part Number 631C6H
667MHz 200pin CL6
In Stock
$12.99
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Part Number 632C6
667MHz 200pin CL6
In Stock
$15.99
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Part Number 632C6H
667MHz 200pin CL6
In Stock
$24.99
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Part Number 632C6
667MHz 200pin CL6
In Stock
$15.99
View Product
Part Number 632C6H
667MHz 200pin CL6
In Stock
$24.99
View Product
Part Number 631C6
667MHz 200pin CL6
In Stock
$7.99
View Product
Part Number 631C6H
667MHz 200pin CL6
In Stock
$12.99
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
KTT667D2/2G 2GB DDR2 PC2-5300 667MHz SODIMM Kingston 632C6
KTT667D2/1G 1GB DDR2 PC2-5300 667MHz SODIMM Kingston 631C6
SV310S3B7A/960G 960GB SSDNow V310 SATA 3 2.5 (7mm height) Upgrade Bundle Kit w/Adapter Bundle Kit,SATA3 (6Gbps),V310 Series, SSD 2.5-inch 7mm Kingston
SH103S3B/480G 480GB Kit of 2 240GB Solid State Drive Kingston SSD/240G-2
SKC300S3B7A/480G 480GB Kit of 2 240GB Solid State Drive Kingston SSD/240G-2