</ul><p>If your CPU is really old, it may not have SSE2. In this case, you need
<li><aclass="reference external"href="https://bitbucket.org/pypy/pypy/downloads/pypy-1.8-win32.zip">Windows binary (32bit)</a> (you need the <aclass="reference external"href="http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=5555">VS 2010 runtime libraries</a>)
<em>note: the zip file contains the wrong version, msvcrt90.dll :-(</em></li>
</ul>
<p>If your CPU is really old, it may not have SSE2. In this case, you need
to <aclass="reference internal"href="#translate">translate</a> yourself with the option <ttclass="docutils literal"><spanclass="pre">--jit-backend=x86-without-sse2</span></tt>.</p>