The Gateway NX550 Series NX550X Notebook uses DDR2 SODIMM PC2-4200 533MHz, 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 PC2-4200 533MHz, PC2-5300 667MHz
Base Memory 256 MB (Removable) or 512 MB (Removable) or 1 GB (Removable)
Upgrade Slots 2 Sockets
Maximum Memory 2 GB
Maximum Module Size 1GB
CPU & Chipset Intel Pentium M 1.7 GHz Intel 915PM
Bus Architecture PC Card; USB
Notes This system is configurable and can ship with either DDR2-400 or DDR2-533 memory. We supports this notebook with DDR2-533 only, which can be mixed with DDR2-400. When mixed, the memory will default to the slower speed.
Part Number 62.2C6
533MHz 200pin CL6
Backordered
$4.99
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Part Number 63.2C6
667MHz 200pin CL6
In Stock
$4.99
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Part Number 62.5C6
533MHz 200pin CL6
In Stock
$6.99
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Part Number 63.5C6
667MHz 200pin CL6
In Stock
$6.99
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Part Number 62.2C6H
533MHz 200pin CL6
Backordered
$7.99
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Part Number 621C6
533MHz 200pin CL6
In Stock
$7.99
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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 62.5C6H
533MHz 200pin CL6
In Stock
$9.99
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Part Number 63.5C6H
667MHz 200pin CL6
In Stock
$9.99
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Part Number 62.5C6-2
533MHz 200pin CL6
In Stock
$12.99
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Part Number 621C6H
533MHz 200pin CL6
In Stock
$12.99
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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 621C6-2
533MHz 200pin CL6
In Stock
$15.99
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Part Number 631C5-2
667MHz 200pin CL5
In Stock
$15.99
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Part Number 631C6-2
667MHz 200pin CL6
In Stock
$15.99
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Part Number 62.5C6-2H
533MHz 200pin CL6
In Stock
$19.99
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Part Number 63.5C6-2H
667MHz 200pin CL6
In Stock
$19.99
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Part Number 621C6-2H
533MHz 200pin CL6
In Stock
$24.99
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Part Number 631C5-2H
667MHz 200pin CL5
In Stock
$24.99
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Part Number 631C6-2H
667MHz 200pin CL6
In Stock
$24.99
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Part Number 621C6-2
533MHz 200pin CL6
In Stock
$15.99
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Part Number 631C5-2
667MHz 200pin CL5
In Stock
$15.99
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Part Number 631C6-2
667MHz 200pin CL6
In Stock
$15.99
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Part Number 621C6-2H
533MHz 200pin CL6
In Stock
$24.99
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Part Number 631C5-2H
667MHz 200pin CL5
In Stock
$24.99
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Part Number 631C6-2H
667MHz 200pin CL6
In Stock
$24.99
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Part Number 621C6
533MHz 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 62.5C6-2
533MHz 200pin CL6
In Stock
$12.99
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Part Number 621C6H
533MHz 200pin CL6
In Stock
$12.99
View Product
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
View Product
Part Number 62.5C6-2H
533MHz 200pin CL6
In Stock
$19.99
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Part Number 63.5C6-2H
667MHz 200pin CL6
In Stock
$19.99
View Product
Part Number 62.5C6
533MHz 200pin CL6
In Stock
$6.99
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Part Number 63.5C6
667MHz 200pin CL6
In Stock
$6.99
View Product
Part Number 62.5C6H
533MHz 200pin CL6
In Stock
$9.99
View Product
Part Number 63.5C6H
667MHz 200pin CL6
In Stock
$9.99
View Product
Part Number 62.2C6
533MHz 200pin CL6
Backordered
$4.99
View Product
Part Number 63.2C6
667MHz 200pin CL6
In Stock
$4.99
View Product
Part Number 62.2C6H
533MHz 200pin CL6
Backordered
$7.99
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
M12864E40 1GB DDR2 PC2-4200 533MHz SODIMM Kingston 621C6
CT540960 2GB Kit of 2 1GB DDR2 PC2-5300 667MHz SODIMM Crucial 631C5-2