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QEMU
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<li class="toctree-l1"><a class="reference internal" href="../about/index.html">About QEMU</a></li>
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<li class="toctree-l2 current"><a class="reference internal" href="targets.html">QEMU System Emulator Targets</a><ul class="current">
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<li class="toctree-l3"><a class="reference internal" href="target-arm.html">Arm System emulator</a></li>
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<li class="toctree-l3"><a class="reference internal" href="target-avr.html">AVR System emulator</a></li>
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<li class="toctree-l3"><a class="reference internal" href="target-m68k.html">ColdFire System emulator</a></li>
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<li class="toctree-l3"><a class="reference internal" href="target-mips.html">MIPS System emulator</a></li>
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<li class="toctree-l3"><a class="reference internal" href="target-ppc.html">PowerPC System emulator</a></li>
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<li class="toctree-l3"><a class="reference internal" href="target-openrisc.html">OpenRISC System emulator</a></li>
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<li class="toctree-l3"><a class="reference internal" href="target-riscv.html">RISC-V System emulator</a></li>
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<li class="toctree-l3"><a class="reference internal" href="target-rx.html">RX System emulator</a></li>
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<li class="toctree-l3"><a class="reference internal" href="target-s390x.html">s390x System emulator</a></li>
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<li class="toctree-l3"><a class="reference internal" href="target-sparc.html">Sparc32 System emulator</a></li>
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<li class="toctree-l3 current"><a class="current reference internal" href="#">x86 System emulator</a><ul>
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<li class="toctree-l4"><a class="reference internal" href="#board-specific-documentation">Board-specific documentation</a></li>
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<li class="toctree-l2"><a class="reference internal" href="confidential-guest-support.html">Confidential Guest Support</a></li>
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<li class="toctree-l2"><a class="reference internal" href="vm-templating.html">QEMU VM templating</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../user/index.html">User Mode Emulation</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../interop/index.html">System Emulation Management and Interoperability</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../specs/index.html">System Emulation Guest Hardware Specifications</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../devel/index.html">Developer Information</a></li>
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<a href="https://gitlab.com/qemu-project/qemu/blob/master/docs/system/target-i386.rst" class="fa fa-gitlab"> Edit on GitLab</a>
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<section id="x86-system-emulator">
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<span id="qemu-pc-system-emulator"></span><h1>x86 System emulator<a class="headerlink" href="#x86-system-emulator" title="Link to this heading"></a></h1>
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<section id="board-specific-documentation">
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<h2>Board-specific documentation<a class="headerlink" href="#board-specific-documentation" title="Link to this heading"></a></h2>
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<div class="toctree-wrapper compound">
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<ul>
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<li class="toctree-l1"><a class="reference internal" href="i386/microvm.html">‘microvm’ virtual platform (<code class="docutils literal notranslate"><span class="pre">microvm</span></code>)</a></li>
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<li class="toctree-l1"><a class="reference internal" href="i386/pc.html">i440fx PC (<code class="docutils literal notranslate"><span class="pre">pc-i440fx</span></code>, <code class="docutils literal notranslate"><span class="pre">pc</span></code>)</a></li>
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</ul>
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</div>
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</section>
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<section id="architectural-features">
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<h2>Architectural features<a class="headerlink" href="#architectural-features" title="Link to this heading"></a></h2>
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<div class="toctree-wrapper compound">
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<ul>
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<li class="toctree-l1"><a class="reference internal" href="i386/cpu.html">Recommendations for KVM CPU model configuration on x86 hosts</a></li>
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<li class="toctree-l1"><a class="reference internal" href="i386/cpu.html#syntax-for-configuring-cpu-models">Syntax for configuring CPU models</a></li>
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<li class="toctree-l1"><a class="reference internal" href="i386/hyperv.html">Hyper-V Enlightenments</a></li>
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<li class="toctree-l1"><a class="reference internal" href="i386/xen.html">Xen HVM guest support</a></li>
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<li class="toctree-l1"><a class="reference internal" href="i386/kvm-pv.html">Paravirtualized KVM features</a></li>
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<li class="toctree-l1"><a class="reference internal" href="i386/sgx.html">Software Guard eXtensions (SGX)</a></li>
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<li class="toctree-l1"><a class="reference internal" href="i386/amd-memory-encryption.html">AMD Secure Encrypted Virtualization (SEV)</a></li>
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</ul>
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</section>
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<section id="os-requirements">
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<h2>OS requirements<a class="headerlink" href="#os-requirements" title="Link to this heading"></a></h2>
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<p>On x86_64 hosts, the default set of CPU features enabled by the KVM
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accelerator require the host to be running Linux v4.5 or newer. Red Hat
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Enterprise Linux 7 is also supported, since the required
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functionality was backported.</p>
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</section>
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</section>
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<a href="target-sparc64.html" class="btn btn-neutral float-left" title="Sparc64 System emulator" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> Previous</a>
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<a href="i386/microvm.html" class="btn btn-neutral float-right" title="‘microvm’ virtual platform (microvm)" accesskey="n" rel="next">Next <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
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<p>© Copyright 2025, The QEMU Project Developers.</p>
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<p></p>
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<p>This documentation is for QEMU version 8.2.2.</p>
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<p><a href="../about/license.html">QEMU and this manual are released under the
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GNU General Public License, version 2.</a></p>
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