The Apple Mac Pro DDR2 Early 2008 uses DDR2 DIMM ECC Fully Buffered 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 ECC Fully Buffered PC2-6400 800MHz
Base Memory 2GB (Removable)
Upgrade Slots 8 Socket(s) on two memory riser cards
Maximum Memory 32GB
Maximum Module Size 4GB
CPU & Chipset Intel Xeon / (N/A) 2.80 GHz
Bus Architecture (N/A)
Notes Important: Memory must be installed in pairs. Apple recommends four or eight identical DIMMs for best performance. Quantum offers memory in kits of two identical DIMMs. Original base memory is 800MHz. 800MHz kits are no longer available. Quantum now supports with 667MHz kits which are still available. Base memory 2GB (2x1GB) are installed as follows: 1GB on Memory Riser A (top card) and 1GB on Memory Riser B (bottom card). When upgrading move 1GB from Riser B bottom card to DIMM slot 2 on Riser A top card. Install the first pair of additional DIMMs on the bottom card in DIMM slots 1 and 2. The second pair of additional DIMMs install in top card DIMM slots 3 and 4. Install third pair of additional DIMMs in bottom card DIMM slots 3 and 4.
Manufacturer Part Numbers
  • A1186
  • MA970H/A
  • MA970J/A
  • MA970LL/A
  • MA970N/A
Part Number 541EFC7
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$30.99
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Part Number 542EFC7
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$30.99
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Part Number 54.2EFC7
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$46.99
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Part Number 54.5EFC7
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$46.99
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Part Number 541EFC7H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$49.99
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Part Number 542EFC7H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$49.99
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Part Number 541EFC7-2
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$61.99
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Part Number 542EFC7-2
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$61.99
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Part Number 544EFC7
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$69.99
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Part Number 54.2EFC7H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$74.99
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Part Number 54.5EFC7H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$74.99
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Part Number 54.2EFC7-2
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$92.99
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Part Number 54.5EFC7-2
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$92.99
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Part Number 541EFC7-2H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$99.99
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Part Number 542EFC7-2H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$99.99
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Part Number 544EFC7H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$112.99
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Part Number 541EFC7-4
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$123.99
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Part Number 542EFC7-4
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$123.99
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Part Number 544EFC7-2
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$139.99
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Part Number 54.2EFC7-2H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$149.99
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Part Number 54.5EFC7-2H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$149.99
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Part Number 54.5EFC7-4
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$185.99
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Part Number 541EFC7-4H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$199.99
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Part Number 542EFC7-4H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$199.99
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Part Number 544EFC7-2H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$224.99
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Part Number 544EFC7-4
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$278.99
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Part Number 54.5EFC7-4H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$299.99
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Part Number 544EFC7-4H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$449.99
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Part Number 534EFAC7-2
667MHz 240pin CL7 ECC
In Stock
$483.99
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Part Number 544EFC7-8
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$557.99
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Part Number 544EFAC7-2
800MHz 240pin CL7 ECC
In Stock
$619.99
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Part Number 534EFAC7-2H
667MHz 240pin CL7 ECC
In Stock
$779.99
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Part Number 544EFC7-8H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$899.99
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Part Number 544EFAC7-2H
800MHz 240pin CL7 ECC
In Stock
$999.99
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Part Number 544EFC7-8
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$557.99
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Part Number 544EFC7-8H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$899.99
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Part Number 544EFC7-4
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$278.99
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Part Number 544EFC7-4H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$449.99
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Part Number 542EFC7-4
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$123.99
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Part Number 544EFC7-2
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$139.99
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Part Number 542EFC7-4H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$199.99
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Part Number 544EFC7-2H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$224.99
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Part Number 534EFAC7-2
667MHz 240pin CL7 ECC
In Stock
$483.99
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Part Number 544EFAC7-2
800MHz 240pin CL7 ECC
In Stock
$619.99
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Part Number 534EFAC7-2H
667MHz 240pin CL7 ECC
In Stock
$779.99
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Part Number 544EFAC7-2H
800MHz 240pin CL7 ECC
In Stock
$999.99
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Part Number 542EFC7-2
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$61.99
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Part Number 544EFC7
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$69.99
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Part Number 542EFC7-2H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$99.99
View Product
Part Number 544EFC7H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$112.99
View Product
Part Number 541EFC7-4
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$123.99
View Product
Part Number 541EFC7-4H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$199.99
View Product
Part Number 542EFC7
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$30.99
View Product
Part Number 542EFC7H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$49.99
View Product
Part Number 541EFC7-2
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$61.99
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Part Number 541EFC7-2H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$99.99
View Product
Part Number 54.5EFC7-4
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$185.99
View Product
Part Number 54.5EFC7-4H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$299.99
View Product
Part Number 541EFC7
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$30.99
View Product
Part Number 541EFC7H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$49.99
View Product
Part Number 54.5EFC7-2
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$92.99
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Part Number 54.5EFC7-2H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$149.99
View Product
Part Number 54.5EFC7
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$46.99
View Product
Part Number 54.5EFC7H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$74.99
View Product
Part Number 54.2EFC7-2
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$92.99
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Part Number 54.2EFC7-2H
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$149.99
View Product
Part Number 54.2EFC7
800MHz 240pin CL7 Fully Buffered ECC
In Stock
$46.99
View Product
Part Number 54.2EFC7H
800MHz 240pin CL7 Fully Buffered ECC
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
KTA-MP800K2/8G 8GB Kit of 2 4GB DDR2 PC2-6400 800MHz ECC Fully Buffered DIMM Kingston 544EFAC7-2
KTA-MP667AK2/8G 8GB Kit of 2 4GB DDR2 PC2-5300 667MHz ECC Fully Buffered DIMM Kingston 534EFAC7-2