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RamCity guarantees 100% that all modules below are compatible with the Apple Mac Pro 2008 Model 2.8/3.0/3.2GHz

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RamCity 16GB ECC Fully Buffered 240-pin FB-DIMM Kit (4x4GB)
Part #. 4xCDC • DDR2-800 / PC2-6400 • ECC • Fully Buffered • 1.8V • 36-chip 256Mx4 •  more info
Buy new: $749.99 $585.99

3 in Stock Free Shipping Guaranteed Compatible

RamCity 8GB ECC Fully Buffered 240-pin FB-DIMM Kit (2x4GB)
Part #. 2xCDC • DDR2-800 / PC2-6400 • ECC • Fully Buffered • 1.8V • 36-chip 256Mx4 •  more info
Buy new: $402.99 $314.99

6 in Stock Free Shipping Guaranteed Compatible

RamCity 8GB CL6 ECC Fully Buffered 240-pin FB-DIMM Kit (4x2GB)
Part #. 4xCDB • DDR2-800 / PC2-6400 • CL6 • ECC • Fully Buffered • 1.8V • 18-chip 128M x8 •  more info
Buy new: $392.99 $306.99

Ships in 7 Days Free Shipping Guaranteed Compatible

RamCity 4GB ECC Fully Buffered 240-pin FB-DIMM
Part #. CDC • DDR2-800 / PC2-6400 • ECC • Fully Buffered • 1.8V • 36-chip 256Mx4 •  more info
Buy new: $235.99 $183.99

12 in Stock Free Shipping Guaranteed Compatible

RamCity 4GB CL6 ECC Fully Buffered 240-pin FB-DIMM Kit (2x2GB)
Part #. 2xCDB • DDR2-800 / PC2-6400 • CL6 • ECC • Fully Buffered • 1.8V • 18-chip 128M x8 •  more info
Buy new: $229.99 $179.99

Ships in 7 Days Free Shipping Guaranteed Compatible

RamCity 2GB CL6 ECC Fully Buffered 240-pin FB-DIMM
Part #. CDB • DDR2-800 / PC2-6400 • CL6 • ECC • Fully Buffered • 1.8V • 18-chip 128M x8 •  more info
Buy new: $158.99 $123.99

Ships in 7 Days Free Shipping Guaranteed Compatible

RamCity 2GB CL6 ECC Fully Buffered 240-pin FB-DIMM Kit (2x1GB)
Part #. 2xCDA • DDR2-800 / PC2-6400 • CL6 • ECC • Fully Buffered • 1.8V • 18-chip 64M x8 •  more info
Buy new: $176.99 $137.99

3 in Stock Free Shipping Guaranteed Compatible

RamCity 1GB CL6 ECC Fully Buffered 240-pin FB-DIMM
Part #. CDA • DDR2-800 / PC2-6400 • CL6 • ECC • Fully Buffered • 1.8V • 18-chip 64M x8 •  more info
Buy new: $118.99 $92.99

6 in Stock Free Shipping Guaranteed Compatible

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We guarantee your memory upgrade will be 100% compatible, or return it within 1 Whole Year for a full refund.
Need some help installing your upgrade? See our guides and videos.
System Specifications
Comments:
  • Model Identifier: MacPro3,1
  • Memory must be installed in pairs.
  • Apple recommends four or eight identical DIMMs for best performance.
  • Kingston offers memory in kits of two identical DIMMs.
  • 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.
Standard Memory:
  • 2GB (Removable)
Maximum Memory:
  • 32GB
Expansion:
  • 8 Sockets (4 banks of 2) on two memory riser cards
CPU/Chipset:
  • Intel Xeon 2.8 GHz
  • Intel Xeon 3 GHz
  • Intel Xeon 3.2 GHz
Bus Architecture:
  • (N/A)
Mfr's System P/N's:
  • A1186; MA970LL/A
Upgrade Path:
  • Any combination of 2, 4, and 8GB kits can be installed to reach configurations up to 32GB.