The Apple Xserve Xeon DDR3 Early 2009 uses DDR3 DIMM ECC PC3-8500 1066MHz, ECC REG PC3-8500 1066MHz 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 DDR3 DIMM ECC PC3-8500 1066MHz, ECC REG PC3-8500 1066MHz
Base Memory 3GB (Removable)
Upgrade Slots 6 Socket(s) quad-core Xserve 12 Socket(s) 8-core Xserve
Maximum Memory 24GB quad-core 32GB 8-core in Mac OS X Server v10.5 48GB quad-core using 8GB module and OS X v10.6 96GB 8-core using 8GB module and Mac OS X v10.6
Maximum Module Size 4GB
CPU & Chipset ~
Bus Architecture (N/A)
Notes Important: Although it is physically possible to install more memory, the system will only recognize 32GB maximum using Mac OS X Server v10.5. Higher capacities require OS X v10.6 or later. Quantum offers "K3" kit part numbers for Triple Channel mode.
Manufacturer Part Numbers
  • MB449B/A
  • MB449D/A
  • MB449F/A
  • MB449LL/A
  • MB449SM/A
  • MB449Z/A
  • Z0GM
Part Number 81.5EC9
1066MHz 240pin CL9 ECC
In Stock
$18.99
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Part Number 81.5ERTC9
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$18.99
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Part Number 81.5ETC9
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$18.99
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Part Number 811EC9
1066MHz 240pin CL9 ECC
In Stock
$18.99
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Part Number 811ERTC9
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$18.99
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Part Number 811ETC9
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$18.99
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Part Number 814ERTC9
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$24.99
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Part Number 812EC9
1066MHz 240pin CL9 ECC
In Stock
$26.99
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Part Number 81.5EC9H
1066MHz 240pin CL9 ECC
In Stock
$29.99
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Part Number 81.5ERTC9H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$29.99
View Product
Part Number 81.5ETC9H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$29.99
View Product
Part Number 811EC9H
1066MHz 240pin CL9 ECC
In Stock
$29.99
View Product
Part Number 811ERTC9H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$29.99
View Product
Part Number 811ETC9H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$29.99
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Part Number 811EC9-2
1066MHz 240pin CL9 ECC
In Stock
$37.99
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Part Number 811ERTC9-2
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$37.99
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Part Number 811ETC9-2
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$37.99
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Part Number 814ERTC9H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$39.99
View Product
Part Number 812ERTC9
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$40.99
View Product
Part Number 812ETC9
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$40.99
View Product
Part Number 812EC9H
1066MHz 240pin CL9 ECC
In Stock
$42.99
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Part Number 814EC9
1066MHz 240pin CL9 ECC
In Stock
$46.99
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Part Number 814ETC9
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$46.99
View Product
Part Number 812ESC9
1066MHz 240pin CL9 Single Rank ECC
In Stock
$48.99
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Part Number 814ERTC9-2
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$49.99
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Part Number 812EC9-2
1066MHz 240pin CL9 ECC
In Stock
$52.99
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Part Number 811EC9-2H
1066MHz 240pin CL9 ECC
In Stock
$59.99
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Part Number 811ERTC9-2H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$59.99
View Product
Part Number 811ETC9-2H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$59.99
View Product
Part Number 812ERTC9H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$64.99
View Product
Part Number 812ETC9H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$64.99
View Product
Part Number 811EC9-4
1066MHz 240pin CL9 ECC
In Stock
$74.99
View Product
Part Number 811ERTC9-4
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$74.99
View Product
Part Number 811ETC9-4
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$74.99
View Product
Part Number 814EC9H
1066MHz 240pin CL9 ECC
In Stock
$74.99
View Product
Part Number 814ETC9H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$74.99
View Product
Part Number 812ESC9H
1066MHz 240pin CL9 Single Rank ECC
In Stock
$77.99
View Product
Part Number 814ERTC9-2H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$79.99
View Product
Part Number 812ERTC9-2
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$80.99
View Product
Part Number 812ETC9-2
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$80.99
View Product
Part Number 812EC9-2H
1066MHz 240pin CL9 ECC
In Stock
$84.99
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Part Number 814EC9-2
1066MHz 240pin CL9 ECC
In Stock
$92.99
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Part Number 814ETC9-2
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$92.99
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Part Number 818ERTC9
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$92.99
View Product
Part Number 814ERTC9-4
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$99.99
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Part Number 812EC9-4
1066MHz 240pin CL9 ECC
In Stock
$105.99
View Product
Part Number 811EC9-4H
1066MHz 240pin CL9 ECC
In Stock
$119.99
View Product
Part Number 811ERTC9-4H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$119.99
View Product
Part Number 811ETC9-4H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$119.99
View Product
Part Number 812ERTC9-2H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$129.99
View Product
Part Number 812ETC9-2H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$129.99
View Product
Part Number 814ETC9-3
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$139.99
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Part Number 814EC9-2H
1066MHz 240pin CL9 ECC
In Stock
$149.99
View Product
Part Number 814ETC9-2H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$149.99
View Product
Part Number 818ERTC9H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$149.99
View Product
Part Number 814ERTC9-4H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$159.99
View Product
Part Number 812ERTC9-4
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$161.99
View Product
Part Number 812ETC9-4
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$161.99
View Product
Part Number 812EC9-4H
1066MHz 240pin CL9 ECC
In Stock
$169.99
View Product
Part Number 814EC9-4
1066MHz 240pin CL9 ECC
In Stock
$185.99
View Product
Part Number 814ETC9-4
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$185.99
View Product
Part Number 814ETC9-3H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$224.99
View Product
Part Number 812ERTC9-4H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$259.99
View Product
Part Number 812ETC9-4H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$259.99
View Product
Part Number 814EC9-4H
1066MHz 240pin CL9 ECC
In Stock
$299.99
View Product
Part Number 814ETC9-4H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$299.99
View Product
Part Number 814ERTC9-4
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$99.99
View Product
Part Number 814ERTC9-4H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$159.99
View Product
Part Number 814EC9-4
1066MHz 240pin CL9 ECC
In Stock
$185.99
View Product
Part Number 814ETC9-4
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$185.99
View Product
Part Number 814EC9-4H
1066MHz 240pin CL9 ECC
In Stock
$299.99
View Product
Part Number 814ETC9-4H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$299.99
View Product
Part Number 814ETC9-3
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$139.99
View Product
Part Number 814ETC9-3H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$224.99
View Product
Part Number 814ERTC9-2
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$49.99
View Product
Part Number 814ERTC9-2H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$79.99
View Product
Part Number 814EC9-2
1066MHz 240pin CL9 ECC
In Stock
$92.99
View Product
Part Number 814ETC9-2
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$92.99
View Product
Part Number 818ERTC9
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$92.99
View Product
Part Number 812EC9-4
1066MHz 240pin CL9 ECC
In Stock
$105.99
View Product
Part Number 814EC9-2H
1066MHz 240pin CL9 ECC
In Stock
$149.99
View Product
Part Number 814ETC9-2H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$149.99
View Product
Part Number 818ERTC9H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$149.99
View Product
Part Number 812ERTC9-4
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$161.99
View Product
Part Number 812ETC9-4
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$161.99
View Product
Part Number 812EC9-4H
1066MHz 240pin CL9 ECC
In Stock
$169.99
View Product
Part Number 812ERTC9-4H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$259.99
View Product
Part Number 812ETC9-4H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$259.99
View Product
Part Number 814ERTC9
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$24.99
View Product
Part Number 814ERTC9H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$39.99
View Product
Part Number 814EC9
1066MHz 240pin CL9 ECC
In Stock
$46.99
View Product
Part Number 814ETC9
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$46.99
View Product
Part Number 812EC9-2
1066MHz 240pin CL9 ECC
In Stock
$52.99
View Product
Part Number 811EC9-4
1066MHz 240pin CL9 ECC
In Stock
$74.99
View Product
Part Number 811ERTC9-4
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$74.99
View Product
Part Number 811ETC9-4
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$74.99
View Product
Part Number 814EC9H
1066MHz 240pin CL9 ECC
In Stock
$74.99
View Product
Part Number 814ETC9H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$74.99
View Product
Part Number 812ERTC9-2
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$80.99
View Product
Part Number 812ETC9-2
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$80.99
View Product
Part Number 812EC9-2H
1066MHz 240pin CL9 ECC
In Stock
$84.99
View Product
Part Number 811EC9-4H
1066MHz 240pin CL9 ECC
In Stock
$119.99
View Product
Part Number 811ERTC9-4H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$119.99
View Product
Part Number 811ETC9-4H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$119.99
View Product
Part Number 812ERTC9-2H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$129.99
View Product
Part Number 812ETC9-2H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$129.99
View Product
Part Number 812EC9
1066MHz 240pin CL9 ECC
In Stock
$26.99
View Product
Part Number 811EC9-2
1066MHz 240pin CL9 ECC
In Stock
$37.99
View Product
Part Number 811ERTC9-2
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$37.99
View Product
Part Number 811ETC9-2
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$37.99
View Product
Part Number 812ERTC9
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$40.99
View Product
Part Number 812ETC9
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$40.99
View Product
Part Number 812EC9H
1066MHz 240pin CL9 ECC
In Stock
$42.99
View Product
Part Number 812ESC9
1066MHz 240pin CL9 Single Rank ECC
In Stock
$48.99
View Product
Part Number 811EC9-2H
1066MHz 240pin CL9 ECC
In Stock
$59.99
View Product
Part Number 811ERTC9-2H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$59.99
View Product
Part Number 811ETC9-2H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$59.99
View Product
Part Number 812ERTC9H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
In Stock
$64.99
View Product
Part Number 812ETC9H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$64.99
View Product
Part Number 812ESC9H
1066MHz 240pin CL9 Single Rank ECC
In Stock
$77.99
View Product
Part Number 811EC9
1066MHz 240pin CL9 ECC
In Stock
$18.99
View Product
Part Number 811ERTC9
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$18.99
View Product
Part Number 811ETC9
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$18.99
View Product
Part Number 811EC9H
1066MHz 240pin CL9 ECC
In Stock
$29.99
View Product
Part Number 811ERTC9H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$29.99
View Product
Part Number 811ETC9H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$29.99
View Product
Part Number 81.5EC9
1066MHz 240pin CL9 ECC
In Stock
$18.99
View Product
Part Number 81.5ERTC9
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$18.99
View Product
Part Number 81.5ETC9
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$18.99
View Product
Part Number 81.5EC9H
1066MHz 240pin CL9 ECC
In Stock
$29.99
View Product
Part Number 81.5ERTC9H
1066MHz 240pin CL9 Registered Thermal Sensor ECC
Call to Order
$29.99
View Product
Part Number 81.5ETC9H
1066MHz 240pin CL9 Thermal Sensor ECC
In Stock
$29.99
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
KTA-MP1066K3/12G 12GB Kit of 3 4GB DDR3 PC3-8500 1066MHz ECC Thermal Sensor DIMM Kingston 814ETC9-3
KTA-MP1066S/2G 2GB DDR3 PC3-8500 1066MHz ECC Single Rank DIMM Kingston 812ESC9
KTA-MP1066/4G 4GB DDR3 PC3-8500 1066MHz ECC Thermal Sensor DIMM Kingston 814ETC9
KTA-MP1066QR/8G 8GB DDR3 PC3-8500 1066MHz ECC REG Thermal Sensor DIMM Kingston 818ERTC9