Intel Memory Latency Checker

Intel Memory Latency Checker (MLC) is a binary-only system memory bandwidth and latency benchmark.

To run this test with the Phoronix Test Suite, the basic command is: phoronix-test-suite benchmark intel-mlc.

Project Site

software.intel.com

Test Created

22 April 2021

Test Maintainer

Michael Larabel 

Test Type

Memory

Average Install Time

3 Seconds

Average Run Time

3 Minutes, 17 Seconds

Accolades

Recently Created Test Profile

Supported Platforms

Supported Architectures

x86_64

Peak Injection Bandwidth45.8%Max Bandwidth45.8%Idle Latency8.5%Test Option PopularityOpenBenchmarking.org

Revision History

pts/intel-mlc-1.0.0   [View Source]   Thu, 22 Apr 2021 17:27:00 GMT
Initial commit of Intel MLC.


Performance Metrics

Analyze Test Configuration:

Intel Memory Latency Checker

Test: Peak Injection Bandwidth - 1:1 Reads-Writes

OpenBenchmarking.org metrics for this test profile configuration based on 41 public results since 22 April 2021 with the latest data as of 5 May 2021.

Additional benchmark metrics will come after OpenBenchmarking.org has collected a sufficient data-set.

OpenBenchmarking.orgDistribution Of Public Results - Test: Peak Injection Bandwidth - 1:1 Reads-Writes41 Results Range From 24245 To 449555 MB/s2424532752412594976658273667807528783794923011008081093151178221263291348361433431518501603571688641773711858781943852028922113992199062284132369202454272539342624412709482794552879622964693049763134833219903304973390043475113560183645253730323815393900463985534070604155674240744325814410884495953691215

Based on OpenBenchmarking.org data, the selected test / test configuration (Intel Memory Latency Checker - Test: Peak Injection Bandwidth - 1:1 Reads-Writes) has an average run-time of 2 minutes. By default this test profile is set to run at least 3 times but may increase if the standard deviation exceeds pre-defined defaults or other calculations deem additional runs necessary for greater statistical accuracy of the result.

OpenBenchmarking.orgMinutesTime Required To Complete BenchmarkTest: Peak Injection Bandwidth - 1:1 Reads-WritesRun-Time246810Min: 1 / Avg: 1.1 / Max: 2

Based on public OpenBenchmarking.org results, the selected test / test configuration has an average standard deviation of 0.2%.

OpenBenchmarking.orgPercent, Fewer Is BetterAverage Deviation Between RunsTest: Peak Injection Bandwidth - 1:1 Reads-WritesDeviation246810Min: 0 / Avg: 0.2 / Max: 3

Notable Instruction Set Usage

Notable instruction set extensions supported by this test, based on an automatic analysis by the Phoronix Test Suite / OpenBenchmarking.org analytics engine.

Instruction Set
Support
Instructions Detected
SSE2 (SSE2)
Used by default on supported hardware.
 
CVTSI2SD DIVSD UCOMISD CVTTSD2SI CVTSS2SD SUBSD MOVAPD MOVDQA MOVNTDQ MULSD ADDSD CLFLUSH
Used by default on supported hardware.
Found on Intel processors since Sandy Bridge (2011).
Found on AMD processors since Bulldozer (2011).

 
VZEROUPPER
Last automated analysis: 10 May 2021

This test profile binary relies on the shared libraries libpthread.so.0, libc.so.6.

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