<li><aclass="reference external"href="http://pypy.org/download/pypy-1.4-win32.zip">Windows binary (32bit)</a> (you may need to install the <aclass="reference external"href="http://www.microsoft.com/downloads/en/details.aspx?familyid=A7B7A05E-6DE6-4D3A-A423-37BF0912DB84">VS 2010 runtime libraries</a>)</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>