high performance computing ahh/kennsla/hpc/hpc-05.pdf · hyper-threading no hyper-threading....
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High Performance Computing A
Memory hierarchy
x86 instructions
AMD Bulldozer
Intel Sandy Bridge/Ivy Bridge
Latency and bandwidth
from Hager and Wellein
Sandy Bridge date/instr. caches
Sandy Bridge instruction caches
AMD Bulldozer 8 core CPU
Hyper-threading
No Hyper-threading
Hyper-threading
No Hyper-threading
Hyper-threading example
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