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 |  | generic | 4GB KIT (2GBX2) DDR2 667 ECC FULLY BUFFERED FOR APPLE MAC PRO | Yes | $98.00 | Free | $98.00 |
 |  | generic | 4GB (2GBX2) DDR2 667 ECC FULLY BUFFERED APPLE RECOMMENDED FOR MAC PRO | Yes | $99.00 | Free | $99.00 |
 |  | OWC | 4.0GB OWC Matched Set (2GB x 2) PC5300 DDR2 ECC 667MHz 240 Pin FB-DIMM Modules for all Mac ... (more) | Yes | $95.99 | $4.06 | $100.05 |
 | WeLoveMacs | generic | 4GB (2x2GB) Mac Pro 3rd Party DDR2-667 Fully Buffered Memory (p, n MT-MA686G, A) | Yes | $99.98 | $6.00 | $105.98 |
 |  | generic | 4GB (2x2GB) Mac Pro 3rd Party DDR2-667 Fully Buffered Memory (p, n MT-MA686G, A) | Yes | $99.98 | $6.00 | $105.98 |
 |  | generic | 4GB Kit (2GB x 2) DDR2-667 (PC2-5300) ECC Fully Buffered DIMM for Apple Mac Pro (Apple Approved) | Yes | $114.00 | Free | $114.00 |
 |  | Techworks | 4.0GB Techworks Matched Set (2GB x 2) PC5300 DDR2 ECC 667MHz 240 Pin FB-DIMM Modules for M ... (more) | Yes | $119.99 | $2.50 | $122.49 |
 | Upgrade Nation | generic | 4GB PC2-5300 667MHZ DDR2 240 PIN Fully Buffered FBDIMM KIT (Two 2GB FBDIMM Modules) for Apple Mac Pro | Yes | $169.00 | Free | $169.00 |
 |  | OWC | 4.0GB Netlist , OWC Matched Set (2GB x 2) Apple Certified PC5300 DDR2 ECC 667MHz 240 Pin ... (more) | Yes | $169.99 | $2.95 | $172.94 |
 | Memory Suppliers | generic | iRam 4GB (2 x 2GB) DDR2 SDRAM PC2-5300 667MHZ 240-PIN Fully Buffered FBDIMM Dual Channel K ... (more) | Yes | $189.00 | Free | $189.00 |
 | Memory Suppliers | generic | 4GB PC2-5300 667MHZ DDR2 240 PIN Fully Buffered FBDIMM KIT (Two 2GB FBDIMM Modules) for Apple Mac Pro | Yes | $189.00 | Free | $189.00 |
Warning: The RAM listed below is not labeled by the seller for use with this system. However, it is the same type of RAM used in this system and may be compatible. Check with the seller before buying. |
 | Crucial | Crucial | 4GB kit (2GBx2), 240-pin DIMM, DDR2 PC2-5300, NON-ECC, 4GB kit (2GBx2), 240-pin DIMM, DDR2 PC2-5300, | Yes | $55.99 | Free | $55.99 |
 | Crucial | Crucial | 4GB kit (2GBx2), 240-pin DIMM, DDR2 PC2-5300, ECC, 4GB kit (2GBx2), 240-pin DIMM, DDR2 PC2-5300, | Yes | $59.99 | Free | $59.99 |
 | Memory4Less | Kingston | 4GB KVR667D2N5K2, 4G PC2-5300 DDR2-667MHz non-ECC Unbuffered CL5 240-Pin DIMM Memory (Kit of 2) | Yes | $84.00 | $5.95 | $89.95 |
 |  | generic | 4GB Kit (2 x 2GB) DDR2-667 (PC2-5300) 256x72 CL5 1.9v 240 Pin. Dual Rank (Major on 3rd) | Yes | $98.00 | Free | $98.00 |
 | Memory4Less | Kingston | 4GB KVR667D2E5K2, 4G PC2-5300 DDR2-667MHz ECC Unbuffered CL5 240-Pin DIMM Memory (Kit of 2) | Yes | $94.08 | $5.95 | $100.03 |
 | Upgrade Nation | Crucial | CCUCIAL 4GB KIT (2GBX2) 240-PIN DDR2-667 PC2-5300 CT2KIT25672AA667 ECC | Yes | $114.00 | Free | $114.00 |
 | Upgrade Nation | Kingston | 4GB 667MHZ DDR2 ECC CL5 DIMMS KIT OF 2 | Yes | $142.07 | Free | $142.07 |
 | Memory Suppliers | generic | 4GB ECC Kit DDR2-667, 256x72-667MHz, 240p DIMM 1.8v DDR2 (128x8) ECC 18chip | Yes | $147.00 | Free | $147.00 |
 |  | generic | 4GB (2x2GB) DTK DDR2-667 Buffered ECC Memory Kit (p, n DTK-4GB-DDR2-667-FB) | Yes | $159.96 | $6.00 | $165.96 |
 |  | generic | 4GB Kit (2 x 2GB) DDR2-667 (PC2-5300) 256x72 Registred CL5 1.9v 240 Pin. Dual Rank (Major on 3rd) | Yes | $168.00 | Free | $168.00 |
 | Memory Suppliers | generic | 4GB KIT PC2-5300 Fully Buffered DIMM 667MHZ REG ECC DDR2 (2x2GB) | Yes | $190.00 | Free | $190.00 |
 | Memory Suppliers | generic | 4GB ECC Kit DDR2-667, 256x72-667MHz, 240p DIMM 1.8v *Fully Buffered* DDR2 (128x4) 36chip | Yes | $195.00 | Free | $195.00 |
 | Memory Suppliers | generic | 4GB ECC Kit DDR2-667, 256x72-667MHz, 240p DIMM 1.8v *Fully Buffered* DDR2 (256x8) 9chip | Yes | $195.00 | Free | $195.00 |
 | Memory Suppliers | generic | 4GB ECC Kit DDR2-667, 256x72-667MHz, 240p DIMM 1.8v *Fully Buffered* DDR2 (128x4) 36chip | Yes | $195.00 | Free | $195.00 |
 | Crucial | Crucial | 4GB kit (2GBx2), 240-pin DIMM, DDR2 PC2-5300, ECC, 4GB kit (2GBx2), 240-pin DIMM, DDR2 PC2-5300, | Yes | $211.99 | Free | $211.99 |
 | Upgrade Nation | Kingston | 4GB KIT DDR2 240PIN DIMM 667MHZ FULLY BUFFERED CL5 GOLD | Yes | $218.88 | Free | $218.88 |
 | Memory4Less | SimpleTech | SimpleTech 4GB PC2-5300 DDR2-667MHz ECC Unbuffered DIMM Double Bank Memory (Kit of 2) | Yes | $221.70 | $5.95 | $227.65 |
 | Memory4Less | SimpleTech | SimpleTech 4GB PC2-5300 DDR2-667MHz ECC Unbuffered DIMM Double Bank Memory (Kit of 2) Mfr P, N 41Y2732 | Yes | $221.70 | $5.95 | $227.65 |
 | Crucial | Crucial | 4GB kit (2GBx2), 240-pin DIMM, DDR2 PC2-5300, ECC, 4GB kit (2GBx2), 240-pin DIMM, DDR2 PC2-5300, | Yes | $229.99 | Free | $229.99 |
| See an error? Report a pricing error on 2GBx2 Apple Mac Pro (667Mhz). |
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