The Sun Ultra 40 Workstation uses DDR DIMM REG PC3200 400MHz, ECC REG PC3200 400MHz, ECC PC3200 400MHz memory upgrades as listed in the detailed specifications below. All memory and other upgrades compatible with this system are listed on this page.

Need Assistance? Please call and speak with one of our expert technicians at 800-240-8577 or US 404-935-4048 to verify exact system specs before ordering.
Memory Type DDR DIMM REG PC3200 400MHz, ECC REG PC3200 400MHz, ECC PC3200 400MHz
Base Memory 1GB (Removable) or 2GB (Removable) or 4GB (Removable)
Upgrade Slots 4 Sockets (2 banks of 2) per CPU
Maximum Memory 16GB with single processor systems 32GB with dual processor systems
Maximum Module Size 8GB
CPU & Chipset AMD Opteron
Bus Architecture PCI; PCI Express
Part Number 33.1EC3
400MHz 184pin CL3 ECC
In Stock
$18.99
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Part Number 33.1ERC3
400MHz 184pin CL3 Registered ECC
In Stock
$21.99
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Part Number 331ERC3
400MHz 184pin CL3 Registered ECC
In Stock
$23.99
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Part Number 33.1EC3H
400MHz 184pin CL3 ECC
In Stock
$29.99
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Part Number 33.1ERC3H
400MHz 184pin CL3 Registered ECC
In Stock
$34.99
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Part Number 33.2EC3
400MHz 184pin CL3 ECC
In Stock
$34.99
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Part Number 33.2ERC3
400MHz 184pin CL3 Registered ECC
In Stock
$34.99
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Part Number 331ERC3H
400MHz 184pin CL3 Registered ECC
In Stock
$37.99
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Part Number 33.2RC3
400MHz 184pin CL3 Registered
In Stock
$38.99
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Part Number 331EC3
400MHz 184pin CL3 ECC
In Stock
$38.99
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Part Number 33.5EC3
400MHz 184pin CL3 ECC
In Stock
$40.99
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Part Number 33.5RC3
400MHz 184pin CL3 Registered
In Stock
$40.99
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Part Number 33.1RC3
400MHz 184pin CL3 Registered
In Stock
$46.99
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Part Number 331ERC3-2
400MHz 184pin CL3 Registered ECC
In Stock
$46.99
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Part Number 332ERC3
400MHz 184pin CL3 Registered ECC
In Stock
$46.99
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Part Number 33.2EC3H
400MHz 184pin CL3 ECC
In Stock
$54.99
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Part Number 33.2ERC3H
400MHz 184pin CL3 Registered ECC
In Stock
$54.99
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Part Number 331RC3
400MHz 184pin CL3 Registered
Call to Order
$54.99
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Part Number 33.2RC3H
400MHz 184pin CL3 Registered
In Stock
$62.99
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Part Number 331EC3H
400MHz 184pin CL3 ECC
In Stock
$62.99
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Part Number 33.5EC3H
400MHz 184pin CL3 ECC
In Stock
$64.99
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Part Number 33.5RC3H
400MHz 184pin CL3 Registered
In Stock
$64.99
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Part Number 33.2EC3-2
400MHz 184pin CL3 ECC
In Stock
$68.99
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Part Number 33.2ERC3-2
400MHz 184pin CL3 Registered ECC
In Stock
$68.99
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Part Number 33.1RC3H
400MHz 184pin CL3 Registered
In Stock
$74.99
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Part Number 331ERC3-2H
400MHz 184pin CL3 Registered ECC
In Stock
$74.99
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Part Number 332ERC3H
400MHz 184pin CL3 Registered ECC
In Stock
$74.99
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Part Number 33.2RC3-2
400MHz 184pin CL3 Registered
In Stock
$77.99
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Part Number 33.5ERC3
400MHz 184pin CL3 Registered ECC
Call to Order
$77.99
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Part Number 331EC3-2
400MHz 184pin CL3 ECC
In Stock
$77.99
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Part Number 33.5EC3-2
400MHz 184pin CL3 ECC
In Stock
$80.99
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Part Number 33.5RC3-2
400MHz 184pin CL3 Registered
In Stock
$80.99
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Part Number 331RC3H
400MHz 184pin CL3 Registered
Call to Order
$87.99
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Part Number 331ERC3-4
400MHz 184pin CL3 Registered ECC
In Stock
$92.99
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Part Number 331RC3-2
400MHz 184pin CL3 Registered
Call to Order
$108.99
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Part Number 33.2EC3-2H
400MHz 184pin CL3 ECC
In Stock
$109.99
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Part Number 33.2ERC3-2H
400MHz 184pin CL3 Registered ECC
In Stock
$109.99
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Part Number 33.2RC3-2H
400MHz 184pin CL3 Registered
In Stock
$124.99
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Part Number 33.5ERC3H
400MHz 184pin CL3 Registered ECC
Call to Order
$124.99
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Part Number 331EC3-2H
400MHz 184pin CL3 ECC
In Stock
$124.99
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Part Number 33.5EC3-2H
400MHz 184pin CL3 ECC
In Stock
$129.99
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Part Number 33.5RC3-2H
400MHz 184pin CL3 Registered
In Stock
$129.99
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Part Number 33.2EC3-4
400MHz 184pin CL3 ECC
In Stock
$136.99
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Part Number 33.2ERC3-4
400MHz 184pin CL3 Registered ECC
In Stock
$136.99
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Part Number 331ERC3-4H
400MHz 184pin CL3 Registered ECC
In Stock
$149.99
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Part Number 33.2RC3-4
400MHz 184pin CL3 Registered
In Stock
$154.99
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Part Number 33.5ERC3-2
400MHz 184pin CL3 Registered ECC
Call to Order
$154.99
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Part Number 331EC3-4
400MHz 184pin CL3 ECC
In Stock
$154.99
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Part Number 331RC3-2H
400MHz 184pin CL3 Registered
Call to Order
$174.99
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Part Number 331RC3-4
400MHz 184pin CL3 Registered
Call to Order
$216.99
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Part Number 33.2EC3-4H
400MHz 184pin CL3 ECC
In Stock
$219.99
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Part Number 33.2ERC3-4H
400MHz 184pin CL3 Registered ECC
In Stock
$219.99
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Part Number 332EC3
400MHz 184pin CL3 ECC
In Stock
$232.99
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Part Number 332RC3
400MHz 184pin CL3 Registered
In Stock
$232.99
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Part Number 334EC3
400MHz 184pin CL3 ECC
Call to Order
$232.99
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Part Number 33.2RC3-4H
400MHz 184pin CL3 Registered
In Stock
$249.99
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Part Number 33.5ERC3-2H
400MHz 184pin CL3 Registered ECC
Call to Order
$249.99
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Part Number 331EC3-4H
400MHz 184pin CL3 ECC
In Stock
$249.99
View Product
Part Number 331RC3-4H
400MHz 184pin CL3 Registered
Call to Order
$349.99
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Part Number 332EC3H
400MHz 184pin CL3 ECC
In Stock
$374.99
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Part Number 332RC3H
400MHz 184pin CL3 Registered
In Stock
$374.99
View Product
Part Number 334EC3H
400MHz 184pin CL3 ECC
Call to Order
$374.99
View Product
Part Number 334ERC3
400MHz 184pin CL3 Registered ECC
Call to Order
$387.99
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Part Number 334RC3
400MHz 184pin CL3 Registered
Call to Order
$387.99
View Product
Part Number 338ERC3
400MHz 184pin CL3 Registered ECC
In Stock
$387.99
View Product
Part Number 338EC3
400MHz 184pin CL3 ECC
In Stock
$464.99
View Product
Part Number 338RC3
400MHz 184pin CL3 Registered
Call to Order
$464.99
View Product
Part Number 334ERC3H
400MHz 184pin CL3 Registered ECC
Call to Order
$624.99
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Part Number 334RC3H
400MHz 184pin CL3 Registered
Call to Order
$624.99
View Product
Part Number 338ERC3H
400MHz 184pin CL3 Registered ECC
In Stock
$624.99
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Part Number 338EC3H
400MHz 184pin CL3 ECC
In Stock
$749.99
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Part Number 338RC3H
400MHz 184pin CL3 Registered
Call to Order
$749.99
View Product
Part Number 338ERC3
400MHz 184pin CL3 Registered ECC
In Stock
$387.99
View Product
Part Number 338EC3
400MHz 184pin CL3 ECC
In Stock
$464.99
View Product
Part Number 338RC3
400MHz 184pin CL3 Registered
Call to Order
$464.99
View Product
Part Number 338ERC3H
400MHz 184pin CL3 Registered ECC
In Stock
$624.99
View Product
Part Number 338EC3H
400MHz 184pin CL3 ECC
In Stock
$749.99
View Product
Part Number 338RC3H
400MHz 184pin CL3 Registered
Call to Order
$749.99
View Product
Part Number 331ERC3-4
400MHz 184pin CL3 Registered ECC
In Stock
$92.99
View Product
Part Number 331ERC3-4H
400MHz 184pin CL3 Registered ECC
In Stock
$149.99
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Part Number 331EC3-4
400MHz 184pin CL3 ECC
In Stock
$154.99
View Product
Part Number 331RC3-4
400MHz 184pin CL3 Registered
Call to Order
$216.99
View Product
Part Number 334EC3
400MHz 184pin CL3 ECC
Call to Order
$232.99
View Product
Part Number 331EC3-4H
400MHz 184pin CL3 ECC
In Stock
$249.99
View Product
Part Number 331RC3-4H
400MHz 184pin CL3 Registered
Call to Order
$349.99
View Product
Part Number 334EC3H
400MHz 184pin CL3 ECC
Call to Order
$374.99
View Product
Part Number 334ERC3
400MHz 184pin CL3 Registered ECC
Call to Order
$387.99
View Product
Part Number 334RC3
400MHz 184pin CL3 Registered
Call to Order
$387.99
View Product
Part Number 334ERC3H
400MHz 184pin CL3 Registered ECC
Call to Order
$624.99
View Product
Part Number 334RC3H
400MHz 184pin CL3 Registered
Call to Order
$624.99
View Product
Part Number 331ERC3-2
400MHz 184pin CL3 Registered ECC
In Stock
$46.99
View Product
Part Number 332ERC3
400MHz 184pin CL3 Registered ECC
In Stock
$46.99
View Product
Part Number 331ERC3-2H
400MHz 184pin CL3 Registered ECC
In Stock
$74.99
View Product
Part Number 332ERC3H
400MHz 184pin CL3 Registered ECC
In Stock
$74.99
View Product
Part Number 331EC3-2
400MHz 184pin CL3 ECC
In Stock
$77.99
View Product
Part Number 331RC3-2
400MHz 184pin CL3 Registered
Call to Order
$108.99
View Product
Part Number 331EC3-2H
400MHz 184pin CL3 ECC
In Stock
$124.99
View Product
Part Number 331RC3-2H
400MHz 184pin CL3 Registered
Call to Order
$174.99
View Product
Part Number 332EC3
400MHz 184pin CL3 ECC
In Stock
$232.99
View Product
Part Number 332RC3
400MHz 184pin CL3 Registered
In Stock
$232.99
View Product
Part Number 332EC3H
400MHz 184pin CL3 ECC
In Stock
$374.99
View Product
Part Number 332RC3H
400MHz 184pin CL3 Registered
In Stock
$374.99
View Product
Part Number 331ERC3
400MHz 184pin CL3 Registered ECC
In Stock
$23.99
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Part Number 331ERC3H
400MHz 184pin CL3 Registered ECC
In Stock
$37.99
View Product
Part Number 331EC3
400MHz 184pin CL3 ECC
In Stock
$38.99
View Product
Part Number 331RC3
400MHz 184pin CL3 Registered
Call to Order
$54.99
View Product
Part Number 331EC3H
400MHz 184pin CL3 ECC
In Stock
$62.99
View Product
Part Number 33.5EC3-2
400MHz 184pin CL3 ECC
In Stock
$80.99
View Product
Part Number 33.5RC3-2
400MHz 184pin CL3 Registered
In Stock
$80.99
View Product
Part Number 331RC3H
400MHz 184pin CL3 Registered
Call to Order
$87.99
View Product
Part Number 33.5EC3-2H
400MHz 184pin CL3 ECC
In Stock
$129.99
View Product
Part Number 33.5RC3-2H
400MHz 184pin CL3 Registered
In Stock
$129.99
View Product
Part Number 33.2EC3-4
400MHz 184pin CL3 ECC
In Stock
$136.99
View Product
Part Number 33.2ERC3-4
400MHz 184pin CL3 Registered ECC
In Stock
$136.99
View Product
Part Number 33.2RC3-4
400MHz 184pin CL3 Registered
In Stock
$154.99
View Product
Part Number 33.5ERC3-2
400MHz 184pin CL3 Registered ECC
Call to Order
$154.99
View Product
Part Number 33.2EC3-4H
400MHz 184pin CL3 ECC
In Stock
$219.99
View Product
Part Number 33.2ERC3-4H
400MHz 184pin CL3 Registered ECC
In Stock
$219.99
View Product
Part Number 33.2RC3-4H
400MHz 184pin CL3 Registered
In Stock
$249.99
View Product
Part Number 33.5ERC3-2H
400MHz 184pin CL3 Registered ECC
Call to Order
$249.99
View Product
Part Number 33.5EC3
400MHz 184pin CL3 ECC
In Stock
$40.99
View Product
Part Number 33.5RC3
400MHz 184pin CL3 Registered
In Stock
$40.99
View Product
Part Number 33.5EC3H
400MHz 184pin CL3 ECC
In Stock
$64.99
View Product
Part Number 33.5RC3H
400MHz 184pin CL3 Registered
In Stock
$64.99
View Product
Part Number 33.2EC3-2
400MHz 184pin CL3 ECC
In Stock
$68.99
View Product
Part Number 33.2ERC3-2
400MHz 184pin CL3 Registered ECC
In Stock
$68.99
View Product
Part Number 33.2RC3-2
400MHz 184pin CL3 Registered
In Stock
$77.99
View Product
Part Number 33.5ERC3
400MHz 184pin CL3 Registered ECC
Call to Order
$77.99
View Product
Part Number 33.2EC3-2H
400MHz 184pin CL3 ECC
In Stock
$109.99
View Product
Part Number 33.2ERC3-2H
400MHz 184pin CL3 Registered ECC
In Stock
$109.99
View Product
Part Number 33.2RC3-2H
400MHz 184pin CL3 Registered
In Stock
$124.99
View Product
Part Number 33.5ERC3H
400MHz 184pin CL3 Registered ECC
Call to Order
$124.99
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Part Number 33.2EC3
400MHz 184pin CL3 ECC
In Stock
$34.99
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Part Number 33.2ERC3
400MHz 184pin CL3 Registered ECC
In Stock
$34.99
View Product
Part Number 33.2RC3
400MHz 184pin CL3 Registered
In Stock
$38.99
View Product
Part Number 33.2EC3H
400MHz 184pin CL3 ECC
In Stock
$54.99
View Product
Part Number 33.2ERC3H
400MHz 184pin CL3 Registered ECC
In Stock
$54.99
View Product
Part Number 33.2RC3H
400MHz 184pin CL3 Registered
In Stock
$62.99
View Product
Part Number 33.1EC3
400MHz 184pin CL3 ECC
In Stock
$18.99
View Product
Part Number 33.1ERC3
400MHz 184pin CL3 Registered ECC
In Stock
$21.99
View Product
Part Number 33.1EC3H
400MHz 184pin CL3 ECC
In Stock
$29.99
View Product
Part Number 33.1ERC3H
400MHz 184pin CL3 Registered ECC
In Stock
$34.99
View Product
Part Number 33.1RC3
400MHz 184pin CL3 Registered
In Stock
$46.99
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Part Number 33.1RC3H
400MHz 184pin CL3 Registered
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
KTS7262/1G 1GB Kit of 2 512MB DDR PC3200 400MHz REG DIMM Kingston 33.5RC3-2
KTS7262/2G 2GB Kit of 2 1GB DDR PC3200 400MHz ECC REG DIMM Kingston 331ERC3-2
KTS7262/4G 4GB Kit of 2 2GB DDR PC3200 400MHz ECC DIMM Kingston 332EC3-2
KTS7262/8G 8GB Kit of 2 4GB DDR PC3200 400MHz ECC DIMM Kingston 334EC3-2
CT571404 4GB Kit of 2 2GB DDR PC3200 400MHz ECC REG DIMM Crucial 332ERC3-2