<a href="https:&#x2F;&#x2F;www.oculus.com&#x2F;en-us&#x2F;blog&#x2F;powering-the-rift&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.oculus.com&#x2F;en-us&#x2F;blog&#x2F;powering-the-rift&#x2F;</a><p><pre><code>  Apart from the recommended spec, the Rift will require:

    *Windows 7 SP1 or newer
    *2x USB 3.0 ports
    *HDMI 1.3 video output supporting a 297MHz clock via a direct output architecture
</code></pre>
It sounds like being able to pump out 2160×1200 at 90Hz is a fixed requirement, and not all videos cards can even do that based on the connectors available