[video member=miotatsu stream_platform=twitch project=book title="1.9" vod_platform=youtube id=M6lqzkxEngc annotator=Miblo] [0:02][Recap and set the stage for the day] [1:27][Chapter 1.9 - Real Stuff: Benchmarking the Intel Core i7[ref title="Computer Organization and Design RISC-V Edition" author="David Patterson & John Hennessy" publisher="Morgan Kaufmann" isbn=9780128122754 url=https://www.elsevier.com/books/computer-organization-and-design-risc-v-edition/patterson/978-0-12-812275-4]][:performance :research] [4:04][Note that SPEC CPU2006 may not be the latest benchmark] [4:31][Chapter 1.9, continued[ref title="Computer Organization and Design RISC-V Edition" author="David Patterson & John Hennessy" publisher="Morgan Kaufmann" isbn=9780128122754 url=https://www.elsevier.com/books/computer-organization-and-design-risc-v-edition/patterson/978-0-12-812275-4]][:performance :research] [5:40][Figure 1.18 - SPECINTC2006 benchmarks running on a 2.66 GHz Intel Core i7 920[ref title="Computer Organization and Design RISC-V Edition" author="David Patterson & John Hennessy" publisher="Morgan Kaufmann" isbn=9780128122754 url=https://www.elsevier.com/books/computer-organization-and-design-risc-v-edition/patterson/978-0-12-812275-4]][:performance :research] [10:50][Note that the execution time and reference time for bzip2 and perl are flipped] [11:25][Figure 1.18, continued[ref title="Computer Organization and Design RISC-V Edition" author="David Patterson & John Hennessy" publisher="Morgan Kaufmann" isbn=9780128122754 url=https://www.elsevier.com/books/computer-organization-and-design-risc-v-edition/patterson/978-0-12-812275-4]][:performance :research] [16:52][Understanding :performance] [19:55][:Performance equations][:blackboard] [23:04][Computing the theoretical CPU time for the benchmarks from Figure 1.18][:performance] [32:26][Express scepticism about what exactly is being benchmarked here][:performance] [34:54][Continue computing those theoretical CPU times][:performance] [36:51][Every benchmark matches the ] [37:19][Chapter 1.9, continued: SPEC CPU Benchmark[ref title="Computer Organization and Design RISC-V Edition" author="David Patterson & John Hennessy" publisher="Morgan Kaufmann" isbn=9780128122754 url=https://www.elsevier.com/books/computer-organization-and-design-risc-v-edition/patterson/978-0-12-812275-4]][:performance :research] [40:18][On being in the process of studying :statistics] [41:35][Chapter 1.9, continued: SPEC Power Benchmark[ref title="Computer Organization and Design RISC-V Edition" author="David Patterson & John Hennessy" publisher="Morgan Kaufmann" isbn=9780128122754 url=https://www.elsevier.com/books/computer-organization-and-design-risc-v-edition/patterson/978-0-12-812275-4]][:performance :research] [42:02][Figure 1.19 - SPECpower_ssj2008 running on a dual socket 2.66 GHz Intel Xeon X5650 with 16 GB of DRAM and one 100 GB SSD disk[ref title="Computer Organization and Design RISC-V Edition" author="David Patterson & John Hennessy" publisher="Morgan Kaufmann" isbn=9780128122754 url=https://www.elsevier.com/books/computer-organization-and-design-risc-v-edition/patterson/978-0-12-812275-4]][:performance :research] [45:23][Reflecting on this power benchmarking][:performance] [46:22][Power equation][:blackboard] [47:13][Chapter 1.9, continued: SPEC Power Benchmark[ref title="Computer Organization and Design RISC-V Edition" author="David Patterson & John Hennessy" publisher="Morgan Kaufmann" isbn=9780128122754 url=https://www.elsevier.com/books/computer-organization-and-design-risc-v-edition/patterson/978-0-12-812275-4]][:performance :research] [49:13][Look ahead to Chapters 1.10, 1.11, 1.12 and 1.13] [51:08][Leave that for next week] [/video]