| | Merchant | Sort by Brand | Description | Sort by Stock | Sort by Price | Shipping | Sort by Price + Shipping |
 |  | generic | Apple Mac Pro 2.66GHz Dual-Core Xeon (MA356LL, A) 2 x 4GB PC2-5300 DDR2-667 240-Pin DIMM E ... (more) | Yes | $251.92 | $2.95 | $254.87 |
 |  | OWC | 4.0GB PC5300 Module for up to 32GB Memory DDR2 ECC 667MHz 240 Pin FB-DIMM Mac Pro Quad Cor ... (more) | Yes | $129.99 | $2.50 | $132.49 |
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. |
 |  | generic | 4GB PC2-5300 DDR2-667 240-Pin DIMM ECC Registered | Yes | $116.96 | $2.95 | $119.91 |
 |  | generic | 4GB PC2-5300 DDR2-667 240-Pin DIMM ECC Fully Buffered | Yes | $125.96 | $2.95 | $128.91 |
 |  | generic | 4GB PC2-5300 DDR2-667 240-Pin DIMM ECC Registered LP | Yes | $125.96 | $2.95 | $128.91 |
 |  | generic | 4GB PC2-5300 DDR2-667 1.5V 240-Pin DIMM ECC Fully Buffered | Yes | $143.96 | $2.95 | $146.91 |
 |  | generic | 4GB PC2-5300 DDR2-667 240-Pin DIMM DeskTop | Yes | $158.39 | $2.95 | $161.34 |
 | Memory America | generic | 4GB PC2-5300 DDR2 667MHz ECC Registered | Yes | $112.99 | See Site | See Site |
 |  | generic | 4GB 240p PC2-5300 CL5 Registered ECC DDR2-667 DIMM - GSA (p, n CJX-GSA) | Yes | $127.02 | $6.00 | $133.02 |
 |  | generic | 4GB DDR2-667 Fully Buffered ECC Memory - GSA (p, n BPA-GSA) | Yes | $127.03 | $6.00 | $133.03 |
 |  | generic | 4GB RadiSys Promentum MPCBL0050 (SBC) DDR2-667 Fully Buffered ECC DIMM (p, n RADSYS-4GB-DDR2-667F) | Yes | $129.98 | $6.00 | $135.98 |
 |  | generic | 4GB NCS Technologies DDR2-667 Fully Buffered ECC DIMM (p, n NCS-4GB-DDR2667-FB) | Yes | $129.98 | $6.00 | $135.98 |
 |  | generic | 4GB Unisys DDR2-667 Fully Buffered ECC Memory (p, n UNISYS-4GB-667-FB) | Yes | $129.98 | $6.00 | $135.98 |
 |  | generic | 4GB 240pin PC2-5300 DDR2-667 Registered ECC DIMM - GSA (p, n BVR-GSA) | Yes | $136.80 | $6.00 | $142.80 |
 |  | generic | 4GB 240pin PC2-5300 DDR2-667 Registered ECC DIMM - GSA (p, n BWR-GSA) | Yes | $136.80 | $6.00 | $142.80 |
 |  | generic | 4GB Unisys DDR2-667 PC2-5300 Registered ECC DIMM (p, n UNISYS-4GB-667-R) | Yes | $139.98 | $6.00 | $145.98 |
 |  | generic | 4GB Uniwide 240pin PC2-5300 DDR2-667 Registered ECC DIMM (p, n UNIWIDE-BWR) | Yes | $139.98 | $6.00 | $145.98 |
 |  | generic | 4GB Polywell DDR2-667 PC2-5300 Registered ECC DIMM (p, n POLYWELL-4GB-667-R) | Yes | $139.98 | $6.00 | $145.98 |
 |  | generic | 4GB 240p PC2-5300 CL5 Registered ECC VLP DDR2-667 DIMM - GSA (p, n CPB-GSA) | Yes | $156.34 | $6.00 | $162.34 |
 |  | generic | 4GB 240p PC2-5300 CL5 Registered ECC VLP DDR2-667 DIMM (p, n CPB) | Yes | $159.98 | $6.00 | $165.98 |
 |  | generic | 4GB 240p PC2-5300 non-ECC DDR2-667 DIMM - GSA (p, n CJM-GSA) | Yes | $166.12 | $6.00 | $172.12 |
 |  | generic | 4GB NCS Technologies 240-pin PC2-5300 DDR2-667 non-ECC DIMM (p, n NCS-4GB-DDR2-667-D) | Yes | $169.98 | $6.00 | $175.98 |
 |  | generic | 4GB DFI 240-pin PC2-5300 non-ECC DDR2-667 DIMM (p, n DFI-4GB-DDR2-667-D) | Yes | $169.98 | $6.00 | $175.98 |
 |  | generic | 4GB 240p PC2-5300 non-ECC DDR2-667 DIMM (p, n CJM) | Yes | $169.98 | $6.00 | $175.98 |
 |  | generic | 4GB PC2-5300 CL5 DDR2-667 240pin ECC DIMM - GSA (p, n CNW-GSA) | Yes | $194.46 | $6.00 | $200.46 |
 |  | generic | 4GB 240p PC2-5300 CL5 VLP Registered ECC DDR2-667 DIMM - GSA (p, n BTK-GSA) | Yes | $195.44 | $6.00 | $201.44 |
 |  | generic | 4GB 240p PC2-5300 CL5 Fully Buffered ECC DDR2-667 1.5V FBDIMM - GSA (p, n CJV-GSA) | Yes | $195.44 | $6.00 | $201.44 |
 |  | generic | 4GB PC2-5300 CL5 DDR2-667 240pin ECC DIMM (p, n CNW) | Yes | $198.98 | $6.00 | $204.98 |
 |  | generic | 4GB 240p PC2-5300 CL5 VLP Registered ECC DDR2-667 DIMM (p, n BTK) | Yes | $199.98 | $6.00 | $205.98 |
 |  | generic | 4GB Micron energy efficient low power DDR2-667 CL5 FBDIMM (p, n CJV) | Yes | $199.98 | $6.00 | $205.98 |
| See an error? Report a pricing error on 4GB Apple Mac Pro (667Mhz). |
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