The IBM/Lenovo System x3650 T (7980-xxx) uses DDR2 DIMM ECC REG PC2-3200 400MHz 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 PC2-3200 400MHz
Base Memory 512MB (Removable)
Upgrade Slots 6 Sockets (3 banks of 2)
Maximum Memory 6GB with current products 16GB with relase of 8GB Kit
Maximum Module Size
CPU & Chipset Intel Xeon Intel E7520 (Lindenhurst)
Bus Architecture PCI-X; SSD - SATA 3.5-inch
Manufacturer Part Numbers
  • 7980-xxx
Part Number 511ERKC7
400MHz 240pin CL7 Registered Chipkill ECC
In Stock
$23.99
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Part Number 51.5ERKC7
400MHz 240pin CL7 Registered Chipkill ECC
In Stock
$29.99
View Product
Part Number 511ERKC7H
400MHz 240pin CL7 Registered Chipkill ECC
In Stock
$37.99
View Product
Part Number 51.5ERKC7H
400MHz 240pin CL7 Registered Chipkill ECC
In Stock
$47.99
View Product
Part Number 51.5ERSKC7-2
400MHz 240pin CL7 Registered Single Rank Chipkill ECC
In Stock
$58.99
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Part Number 511ERSKAC7-2
400MHz 240pin CL7 Registered Single Rank Chipkill TAA Certified ECC
In Stock
$92.99
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Part Number 511ERSKC7-2
400MHz 240pin CL7 Registered Single Rank Chipkill ECC
In Stock
$92.99
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Part Number 51.5ERSKC7-2H
400MHz 240pin CL7 Registered Single Rank Chipkill ECC
In Stock
$94.99
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Part Number 511ERSKAC7-2H
400MHz 240pin CL7 Registered Single Rank Chipkill TAA Certified ECC
In Stock
$149.99
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Part Number 511ERSKC7-2H
400MHz 240pin CL7 Registered Single Rank Chipkill ECC
In Stock
$149.99
View Product
Part Number 511ERSKAC7-2
400MHz 240pin CL7 Registered Single Rank Chipkill TAA Certified ECC
In Stock
$92.99
View Product
Part Number 511ERSKC7-2
400MHz 240pin CL7 Registered Single Rank Chipkill ECC
In Stock
$92.99
View Product
Part Number 511ERSKAC7-2H
400MHz 240pin CL7 Registered Single Rank Chipkill TAA Certified ECC
In Stock
$149.99
View Product
Part Number 511ERSKC7-2H
400MHz 240pin CL7 Registered Single Rank Chipkill ECC
In Stock
$149.99
View Product
Part Number 511ERKC7
400MHz 240pin CL7 Registered Chipkill ECC
In Stock
$23.99
View Product
Part Number 511ERKC7H
400MHz 240pin CL7 Registered Chipkill ECC
In Stock
$37.99
View Product
Part Number 51.5ERSKC7-2
400MHz 240pin CL7 Registered Single Rank Chipkill ECC
In Stock
$58.99
View Product
Part Number 51.5ERSKC7-2H
400MHz 240pin CL7 Registered Single Rank Chipkill ECC
In Stock
$94.99
View Product
Part Number 51.5ERKC7
400MHz 240pin CL7 Registered Chipkill ECC
In Stock
$29.99
View Product
Part Number 51.5ERKC7H
400MHz 240pin CL7 Registered Chipkill ECC
In Stock
$47.99
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
KTM2865/1G 1GB Kit of 2 512MB DDR2 PC2-3200 400MHz ECC REG Single Rank Chipkill DIMM Kingston 51.5ERSKC7-2
KTM2865/2G 2GB Kit of 2 1GB DDR2 PC2-3200 400MHz ECC REG Single Rank Chipkill DIMM Kingston 511ERSKC7-2
KTM2865/2G-G 2GB Kit of 2 1GB DDR2 PC2-3200 400MHz ECC REG Single Rank Chipkill TAA CERTIFIED DIMM Kingston 511ERSKAC7-2