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    <em>July 01, 2005</em><BR>
    
        <h3>Microbenchmarking C++, C#, and Java</h3>
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           (Page <a href="/java/184401976?pgno=20">20</a> of 
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<title>July, 2005: Micro Benchmarking  C++, C#, and Java </title>
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<h4>Table 1: 	Compiler settings used for different language platforms.</h4>
<table cellpadding=3 cellspacing=3>
  <tr bgcolor="lightblue">
    <td>Language</td>
    <td>Compiler Settings</td>
    <td>  Runtime Settings</td>
  </tr>
  <tr>
    <td>Java</td>
    <td>-g:none -target: 1.4 (JRE1.4)</td>
    <td>-server or -client</td>
  </tr>
  <tr>
  	<td>&nbsp;</td>
    <td>-target: 5 (JRE5)</td>
  </tr>
  <tr>
  	<td>&nbsp;</td>
    <td>(IBM JRE supports no client/server option)</td>
  </tr>
  <tr>
    <td>C#</td>
    <td>/optimize+ /debug- /checked- /unsafe+ /target:exe</td>
    <td>.NET: none</td>
  </tr>
  <tr>
  	<td>&nbsp;</td>
  	<td>&nbsp;</td>
    <td>Mono: --optimize=all</td>
  </tr>
  <tr>
    <td>C++</td>
    <td>GCC: -O3 -march=pentium4 -msse -msse2 -mfpmath=sse</td>
    <td>none</td>
  </tr>
  <tr>
  	<td>&nbsp;</td>
    <td>Intel C/C++: -O3 -march=pentium4 -mcpu=pentium4</td>
  </tr>
  <tr>
  	<td>&nbsp;</td>
    <td>Microsoft Visual C 7.1:</td>
  </tr>
  <tr>
  	<td>&nbsp;</td>
    <td>/Ox /Og /Ob2 /Oi /Ot /Oy /GT /GL /G7 /GA /GF /FD /EHsc /ML /arch:SSE2</td>
  </tr>
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