The Gateway FX540 Series FX540S Desktop uses DDR2 DIMM PC2-5300 667MHz, PC2-6400 800MHz 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 DIMM PC2-5300 667MHz, PC2-6400 800MHz
Base Memory 1 GB (Removable) or 2 GB (Removable) or 4 GB (Removable) or 6 GB (Removable)
Upgrade Slots 4 Sockets (2 Banks of 2)
Maximum Memory 8 GB
Maximum Module Size 2GB
CPU & Chipset ~
Bus Architecture PCI; PCI Express; SSD - SATA 2.5-inch 9.5mm; USB
Notes MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel mode. If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation). A 64-bit operating system is required to utilize more than 4GB of memory.
Part Number 53.2C7
667MHz 240pin CL7
In Stock
$4.99
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Part Number 53.5C7
667MHz 240pin CL7
In Stock
$5.99
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Part Number 54.5C7
800MHz 240pin CL7
Unavailable
$5.99
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Part Number 53.2C7H
667MHz 240pin CL7
In Stock
$7.99
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Part Number 531C7
667MHz 240pin CL7
In Stock
$7.99
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Part Number 541C6
800MHz 240pin CL6
In Stock
$7.99
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Part Number 541C7
800MHz 240pin CL7
In Stock
$7.99
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Part Number 53.5C7H
667MHz 240pin CL7
In Stock
$8.99
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Part Number 54.5C7H
800MHz 240pin CL7
Unavailable
$8.99
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Part Number 53.2C7-2
667MHz 240pin CL7
In Stock
$9.99
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Part Number 53.5C7-2
667MHz 240pin CL7
In Stock
$10.99
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Part Number 54.5C7-2
800MHz 240pin CL7
Unavailable
$10.99
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Part Number 531C7H
667MHz 240pin CL7
In Stock
$12.99
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Part Number 541C6H
800MHz 240pin CL6
In Stock
$12.99
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Part Number 541C7H
800MHz 240pin CL7
In Stock
$12.99
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Part Number 53.2C7-2H
667MHz 240pin CL7
In Stock
$14.99
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Part Number 531C7-2
667MHz 240pin CL7
In Stock
$15.99
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Part Number 532C7
667MHz 240pin CL7
In Stock
$15.99
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Part Number 541C7-2
800MHz 240pin CL7
In Stock
$15.99
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Part Number 542C6
800MHz 240pin CL6
In Stock
$15.99
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Part Number 542C7
800MHz 240pin CL7
In Stock
$15.99
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Part Number 53.5C7-2H
667MHz 240pin CL7
In Stock
$17.99
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Part Number 54.5C7-2H
800MHz 240pin CL7
Unavailable
$17.99
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Part Number 53.5C7-4
667MHz 240pin CL7
In Stock
$21.99
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Part Number 54.5C7-4
800MHz 240pin CL7
Unavailable
$21.99
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Part Number 531C7-2H
667MHz 240pin CL7
In Stock
$24.99
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Part Number 532C7H
667MHz 240pin CL7
In Stock
$24.99
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Part Number 541C7-2H
800MHz 240pin CL7
In Stock
$24.99
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Part Number 542C6H
800MHz 240pin CL6
In Stock
$24.99
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Part Number 542C7H
800MHz 240pin CL7
In Stock
$24.99
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Part Number 531C7-4
667MHz 240pin CL7
In Stock
$30.99
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Part Number 532C7-2
667MHz 240pin CL7
In Stock
$30.99
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Part Number 541C7-4
800MHz 240pin CL7
In Stock
$30.99
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Part Number 542C6-2
800MHz 240pin CL6
In Stock
$30.99
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Part Number 542C7-2
800MHz 240pin CL7
In Stock
$30.99
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Part Number 53.5C7-4H
667MHz 240pin CL7
In Stock
$34.99
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Part Number 54.5C7-4H
800MHz 240pin CL7
Unavailable
$34.99
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Part Number 54.2C7
800MHz 240pin CL7
In Stock
$46.99
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Part Number 531C7-4H
667MHz 240pin CL7
In Stock
$49.99
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Part Number 532C7-2H
667MHz 240pin CL7
In Stock
$49.99
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Part Number 541C7-4H
800MHz 240pin CL7
In Stock
$49.99
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Part Number 542C6-2H
800MHz 240pin CL6
In Stock
$49.99
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Part Number 542C7-2H
800MHz 240pin CL7
In Stock
$49.99
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Part Number 532C7-4
667MHz 240pin CL7
In Stock
$61.99
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Part Number 542C7-4
800MHz 240pin CL7
In Stock
$61.99
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Part Number 54.2C7H
800MHz 240pin CL7
In Stock
$74.99
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Part Number 54.2C7-2
800MHz 240pin CL7
In Stock
$92.99
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Part Number 532C7-4H
667MHz 240pin CL7
In Stock
$99.99
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Part Number 542C7-4H
800MHz 240pin CL7
In Stock
$99.99
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Part Number SSD/64G
Call to Order
$99.99
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Part Number SSD/64GY
Call to Order
$99.99
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Part Number SSD/30G
Call to Order
$123.99
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Part Number SSD/80G
Call to Order
$123.99
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Part Number SSD/96G
Call to Order
$148.99
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Part Number 54.2C7-2H
800MHz 240pin CL7
In Stock
$149.99
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Part Number SSD/64GH
Call to Order
$159.99
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Part Number SSD/64GYH
Call to Order
$159.99
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Part Number SSD/30GH
Call to Order
$199.99
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Part Number SSD/80GH
Call to Order
$199.99
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Part Number SSD/96GH
Call to Order
$239.99
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Part Number SSD/128G
Call to Order
$263.99
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Part Number SSD/128GY
Call to Order
$263.99
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Part Number SSD/256G
Call to Order
$402.99
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Part Number SSD/256GY
Call to Order
$402.99
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Part Number SSD/128GH
Call to Order
$424.99
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Part Number SSD/128GYH
Call to Order
$424.99
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Part Number SSD/256GH
Call to Order
$649.99
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Part Number SSD/256GYH
Call to Order
$649.99
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Part Number SSD/512G
Call to Order
$929.99
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Part Number SSD/512GH
Call to Order
$1499.99
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Part Number 532C7-4
667MHz 240pin CL7
In Stock
$61.99
View Product
Part Number 542C7-4
800MHz 240pin CL7
In Stock
$61.99
View Product
Part Number 532C7-4H
667MHz 240pin CL7
In Stock
$99.99
View Product
Part Number 542C7-4H
800MHz 240pin CL7
In Stock
$99.99
View Product
Part Number 531C7-4
667MHz 240pin CL7
In Stock
$30.99
View Product
Part Number 532C7-2
667MHz 240pin CL7
In Stock
$30.99
View Product
Part Number 541C7-4
800MHz 240pin CL7
In Stock
$30.99
View Product
Part Number 542C6-2
800MHz 240pin CL6
In Stock
$30.99
View Product
Part Number 542C7-2
800MHz 240pin CL7
In Stock
$30.99
View Product
Part Number 531C7-4H
667MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 532C7-2H
667MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 541C7-4H
800MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 542C6-2H
800MHz 240pin CL6
In Stock
$49.99
View Product
Part Number 542C7-2H
800MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 531C7-2
667MHz 240pin CL7
In Stock
$15.99
View Product
Part Number 532C7
667MHz 240pin CL7
In Stock
$15.99
View Product
Part Number 541C7-2
800MHz 240pin CL7
In Stock
$15.99
View Product
Part Number 542C6
800MHz 240pin CL6
In Stock
$15.99
View Product
Part Number 542C7
800MHz 240pin CL7
In Stock
$15.99
View Product
Part Number 53.5C7-4
667MHz 240pin CL7
In Stock
$21.99
View Product
Part Number 54.5C7-4
800MHz 240pin CL7
Unavailable
$21.99
View Product
Part Number 531C7-2H
667MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 532C7H
667MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 541C7-2H
800MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 542C6H
800MHz 240pin CL6
In Stock
$24.99
View Product
Part Number 542C7H
800MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 53.5C7-4H
667MHz 240pin CL7
In Stock
$34.99
View Product
Part Number 54.5C7-4H
800MHz 240pin CL7
Unavailable
$34.99
View Product
Part Number 531C7
667MHz 240pin CL7
In Stock
$7.99
View Product
Part Number 541C6
800MHz 240pin CL6
In Stock
$7.99
View Product
Part Number 541C7
800MHz 240pin CL7
In Stock
$7.99
View Product
Part Number 53.5C7-2
667MHz 240pin CL7
In Stock
$10.99
View Product
Part Number 54.5C7-2
800MHz 240pin CL7
Unavailable
$10.99
View Product
Part Number 531C7H
667MHz 240pin CL7
In Stock
$12.99
View Product
Part Number 541C6H
800MHz 240pin CL6
In Stock
$12.99
View Product
Part Number 541C7H
800MHz 240pin CL7
In Stock
$12.99
View Product
Part Number 53.5C7-2H
667MHz 240pin CL7
In Stock
$17.99
View Product
Part Number 54.5C7-2H
800MHz 240pin CL7
Unavailable
$17.99
View Product
Part Number 53.5C7
667MHz 240pin CL7
In Stock
$5.99
View Product
Part Number 54.5C7
800MHz 240pin CL7
Unavailable
$5.99
View Product
Part Number 53.5C7H
667MHz 240pin CL7
In Stock
$8.99
View Product
Part Number 54.5C7H
800MHz 240pin CL7
Unavailable
$8.99
View Product
Part Number 53.2C7-2
667MHz 240pin CL7
In Stock
$9.99
View Product
Part Number 53.2C7-2H
667MHz 240pin CL7
In Stock
$14.99
View Product
Part Number 54.2C7-2
800MHz 240pin CL7
In Stock
$92.99
View Product
Part Number 54.2C7-2H
800MHz 240pin CL7
In Stock
$149.99
View Product
Part Number 53.2C7
667MHz 240pin CL7
In Stock
$4.99
View Product
Part Number 53.2C7H
667MHz 240pin CL7
In Stock
$7.99
View Product
Part Number 54.2C7
800MHz 240pin CL7
In Stock
$46.99
View Product
Part Number 54.2C7H
800MHz 240pin CL7
In Stock
$74.99
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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
D12864F50 1GB DDR2 PC2-5300 667MHz DIMM Kingston 531C7
D25664F50 2GB DDR2 PC2-5300 667MHz DIMM Kingston 532C7
D12864G60 1GB DDR2 PC2-6400 800MHz DIMM Kingston 541C6
D25664G60 2GB DDR2 PC2-6400 800MHz DIMM Kingston 542C6
SNM225-S2/80GB 80GB Solid State Drive Kingston SSD/80G
SNM225-S2B/80GB 80GB Kit of 2 40GB Solid State Drive Kingston SSD/40G-2
SNV125-S2/30GB 30GB Solid State Drive Kingston SSD/30G
SNV425-S2/128GB 128GB Solid State Drive Kingston SSD/128G
SNVP325-S2/64GB 64GB Solid State Drive Kingston SSD/64G
SNVP325-S2/256GB 256GB Solid State Drive Kingston SSD/256G
SNVP325-S2B/64GB 64GB Kit of 2 32GB Solid State Drive Kingston SSD/32G-2
SNVP325-S2B/128GB 128GB Kit of 2 64GB Solid State Drive Kingston SSD/64G-2
SNVP325-S2B/256GB 256GB Kit of 2 128GB Solid State Drive Kingston SSD/128G-2
SVP100ES2/64G 64GB Solid State Drive AES Encryption Kingston SSD/64GY
SVP100ES2/128G 128GB Solid State Drive AES Encryption Kingston SSD/128GY
SVP100ES2/256G 256GB Solid State Drive AES Encryption Kingston SSD/256GY
SVP100S2/96G 96GB Solid State Drive Kingston SSD/96G
SVP100S2/512G 512GB Solid State Drive Kingston SSD/512G
SVP100S2B/96G 96GB Kit of 2 48GB Solid State Drive Kingston SSD/48G-2
SVP100S2B/512G 512GB Kit of 2 256GB Solid State Drive Kingston SSD/256G-2
CT783161 4GB Kit of 2 2GB DDR2 PC2-6400 800MHz DIMM Crucial 542C6-2