Building Blocks for 64-bit AMD Opteron Clusters - Linux Clusters ...
Building Blocks for 64-bit AMD Opteron Clusters - Linux Clusters ...
Building Blocks for 64-bit AMD Opteron Clusters - Linux Clusters ...
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<strong>AMD</strong> <strong>Opteron</strong> Processor Overview<br />
‣ Per<strong>for</strong>mance<br />
➼High-bandwidth integrated<br />
memory controller scales with<br />
processor frequency and<br />
number of processors<br />
➼L2 1MB Cache<br />
<strong>AMD</strong> <strong>Opteron</strong> processor<br />
architecture<br />
DDR Memory<br />
Controller<br />
‣ Compatibility<br />
➼Approximately 10,000 legacy<br />
applications at time of launch<br />
‣ Scalability<br />
➼Reduced costs <strong>for</strong> high-end<br />
systems<br />
➼Removes I/O bottlenecks<br />
➼Easy multiprocessor scaling<br />
➼16-<strong>bit</strong> HyperTransport<br />
technology links are at 1600MT/s;<br />
provides 6.4GB/s peak aggregate<br />
bandwidth<br />
<strong>AMD</strong><strong>64</strong><br />
Core<br />
L1<br />
Instruction<br />
Cache<br />
L1<br />
Data<br />
Cache<br />
HyperTransport<br />
technology<br />
16 16 16<br />
L2<br />
Cache<br />
15