The Sun Sun Fire X4140 uses DDR2 DIMM ECC REG 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 DIMM ECC REG PC2-5300 667MHz
Base Memory
Upgrade Slots 16
Maximum Memory 128GB
Maximum Module Size 8GB
CPU & Chipset ~
Bus Architecture ~
Part Number 531ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$23.99
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Part Number 53.2ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$26.99
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Part Number 531ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$37.99
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Part Number 532ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$37.99
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Part Number 53.2ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$42.99
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Part Number 53.5ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$46.99
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Part Number 531ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$46.99
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Part Number 53.2ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$52.99
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Part Number 532ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$59.99
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Part Number 534ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$61.99
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Part Number 53.5ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$74.99
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Part Number 531ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$74.99
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Part Number 532ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$74.99
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Part Number 53.2ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$84.99
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Part Number 53.5ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$92.99
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Part Number 531ERC7-4
667MHz 240pin CL7 Registered ECC
In Stock
$92.99
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Part Number 534ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$99.99
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Part Number 532ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$119.99
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Part Number 534ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$123.99
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Part Number 532ERC7-4
667MHz 240pin CL7 Registered ECC
In Stock
$148.99
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Part Number 53.5ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$149.99
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Part Number 531ERC7-4H
667MHz 240pin CL7 Registered ECC
In Stock
$149.99
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Part Number 53.5ERC7-4
667MHz 240pin CL7 Registered ECC
In Stock
$185.99
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Part Number 534ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$199.99
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Part Number 532ERC7-4H
667MHz 240pin CL7 Registered ECC
In Stock
$239.99
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Part Number 534ERC7-4
667MHz 240pin CL7 Registered ECC
In Stock
$247.99
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Part Number 53.5ERC7-4H
667MHz 240pin CL7 Registered ECC
In Stock
$299.99
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Part Number 538ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$340.99
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Part Number 534ERC7-4H
667MHz 240pin CL7 Registered ECC
In Stock
$399.99
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Part Number 534ERC7-8
667MHz 240pin CL7 Registered ECC
In Stock
$495.99
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Part Number 538ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$549.99
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Part Number 538ERC5-2
667MHz 240pin CL5 Registered ECC
In Stock
$681.99
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Part Number 538ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$681.99
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Part Number 534ERC7-8H
667MHz 240pin CL7 Registered ECC
In Stock
$799.99
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Part Number 538ERC5-2H
667MHz 240pin CL5 Registered ECC
In Stock
$1099.99
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Part Number 538ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$1099.99
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Part Number 538ERC7-4
667MHz 240pin CL7 Registered ECC
In Stock
$1363.99
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Part Number 538ERC7-4H
667MHz 240pin CL7 Registered ECC
In Stock
$2199.99
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Part Number 534ERC7-8
667MHz 240pin CL7 Registered ECC
In Stock
$495.99
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Part Number 534ERC7-8H
667MHz 240pin CL7 Registered ECC
In Stock
$799.99
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Part Number 538ERC7-4
667MHz 240pin CL7 Registered ECC
In Stock
$1363.99
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Part Number 538ERC7-4H
667MHz 240pin CL7 Registered ECC
In Stock
$2199.99
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Part Number 534ERC7-4
667MHz 240pin CL7 Registered ECC
In Stock
$247.99
View Product
Part Number 534ERC7-4H
667MHz 240pin CL7 Registered ECC
In Stock
$399.99
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Part Number 538ERC5-2
667MHz 240pin CL5 Registered ECC
In Stock
$681.99
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Part Number 538ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$681.99
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Part Number 538ERC5-2H
667MHz 240pin CL5 Registered ECC
In Stock
$1099.99
View Product
Part Number 538ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$1099.99
View Product
Part Number 534ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$123.99
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Part Number 532ERC7-4
667MHz 240pin CL7 Registered ECC
In Stock
$148.99
View Product
Part Number 534ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$199.99
View Product
Part Number 532ERC7-4H
667MHz 240pin CL7 Registered ECC
In Stock
$239.99
View Product
Part Number 538ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$340.99
View Product
Part Number 538ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$549.99
View Product
Part Number 534ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$61.99
View Product
Part Number 532ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$74.99
View Product
Part Number 531ERC7-4
667MHz 240pin CL7 Registered ECC
In Stock
$92.99
View Product
Part Number 534ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$99.99
View Product
Part Number 532ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$119.99
View Product
Part Number 531ERC7-4H
667MHz 240pin CL7 Registered ECC
In Stock
$149.99
View Product
Part Number 532ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$37.99
View Product
Part Number 531ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$46.99
View Product
Part Number 532ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$59.99
View Product
Part Number 531ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$74.99
View Product
Part Number 53.5ERC7-4
667MHz 240pin CL7 Registered ECC
In Stock
$185.99
View Product
Part Number 53.5ERC7-4H
667MHz 240pin CL7 Registered ECC
In Stock
$299.99
View Product
Part Number 531ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$23.99
View Product
Part Number 531ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$37.99
View Product
Part Number 53.5ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$92.99
View Product
Part Number 53.5ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$149.99
View Product
Part Number 53.5ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$46.99
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Part Number 53.2ERC7-2
667MHz 240pin CL7 Registered ECC
In Stock
$52.99
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Part Number 53.5ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$74.99
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Part Number 53.2ERC7-2H
667MHz 240pin CL7 Registered ECC
In Stock
$84.99
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Part Number 53.2ERC7
667MHz 240pin CL7 Registered ECC
In Stock
$26.99
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Part Number 53.2ERC7H
667MHz 240pin CL7 Registered ECC
In Stock
$42.99
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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
CT1268941 16GB Kit of 2 8GB DDR2 PC2-5300 667MHz ECC REG DIMM Crucial 538ERC5-2