The Toshiba Satellite 1200-S121/1200-S122 uses SDRAM SODIMM 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 SODIMM PC133 133MHz
Base Memory 256MB (Removable)
Upgrade Slots 2 Sockets
Maximum Memory 1GB
Maximum Module Size 512MB
CPU & Chipset Intel Celeron 1.2 GHz Intel 830
Bus Architecture PC Card
Manufacturer Part Numbers
  • PS120U-00DJX3
  • PS120U-00DJX7
Part Number 12/64mC3
133MHz 144pin CL3
Call to Order
$13.99
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Part Number 12.1C3
133MHz 144pin CL3
In Stock
$15.99
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Part Number 12.5C3
133MHz 144pin CL3
In Stock
$21.99
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Part Number 12/64mC3H
133MHz 144pin CL3
Call to Order
$22.99
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Part Number 12.1C3H
133MHz 144pin CL3
In Stock
$24.99
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Part Number 12.2C3
133MHz 144pin CL3
In Stock
$24.99
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Part Number 12.5C3H
133MHz 144pin CL3
In Stock
$34.99
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Part Number 12.2C3H
133MHz 144pin CL3
In Stock
$39.99
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Part Number 12.5C3-2
133MHz 144pin CL3
In Stock
$43.99
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Part Number 12.2C3-2
133MHz 144pin CL3
In Stock
$49.99
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Part Number 12.5C3-2H
133MHz 144pin CL3
In Stock
$69.99
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Part Number 12.2C3-2H
133MHz 144pin CL3
In Stock
$79.99
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Part Number 12.5C3-2
133MHz 144pin CL3
In Stock
$43.99
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Part Number 12.5C3-2H
133MHz 144pin CL3
In Stock
$69.99
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Part Number 12.5C3
133MHz 144pin CL3
In Stock
$21.99
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Part Number 12.5C3H
133MHz 144pin CL3
In Stock
$34.99
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Part Number 12.2C3-2
133MHz 144pin CL3
In Stock
$49.99
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Part Number 12.2C3-2H
133MHz 144pin CL3
In Stock
$79.99
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Part Number 12.2C3
133MHz 144pin CL3
In Stock
$24.99
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Part Number 12.2C3H
133MHz 144pin CL3
In Stock
$39.99
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Part Number 12.1C3
133MHz 144pin CL3
In Stock
$15.99
View Product
Part Number 12.1C3H
133MHz 144pin CL3
In Stock
$24.99
View Product
Part Number 12/64mC3
133MHz 144pin CL3
Call to Order
$13.99
View Product
Part Number 12/64mC3H
133MHz 144pin CL3
Call to Order
$22.99
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
KTT-SO133/128 128MB Module Kingston
KTT-SO133/256 256MB Module Kingston
KTT-SO133/256-G 256MB Module (GSA-US) Kingston
KTT-SO133/512 512MB SDRAM PC133 133MHz SODIMM Kingston 12.5C3
KTT-SO133/512-G 512MB SDRAM PC133 133MHz SODIMM Kingston 12.5C3