Toto je z AMD:
http://www.amd.com/us-en/Processors/ProductInforma tion/0,,30_118_9485_13041%5E13043,00.html

Key Architectural Features AMD Athlon™ X2 Dual-Core Processors

A high-bandwidth, low-latency integrated DDR memory controller

* Supports PC2-6400 (DDR2-800), PC2-5300 (DDR2-667), PC2-4200 (DDR2-533) or PC2-3200 (DDR2-400) SDRAM unbuffered DIMMs
* Support for 64-bit DDR2 SDRAM memory
* Up to 12.8GB/s memory bandwidth


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