AMD Opteron内置单通道DDR控制单元-快科技-科技改变生活

AMD Opteron内置单通道DDR控制单元

P兔毛毛
2003年04月23日 08:48
0

Hardocp报道，AMD Opteron处理器内核实际上集成了单通道128-bits的DDR内存控制单元，Athlon 64处理器内核集成了单通道64-bitsDDR内存控制单元。Opteron内核当中的内存总线位宽实际上是144-bits，其中128-bits用来进行数据传输，16-bits用来进行DDR333状态下的ECC错误校验。AMD一度将这种单通道128-bits的内存总线架构称之为“双通道”，AMD的意思是这种内存带宽在5.3GB/s的单通道128-bits的内存总线架构，等效于2条Athlon 64 单通道64-bits带宽在2.67GB/s的内存总线架构。

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