update system reqs for accelerated emulator
bug: 27817059

Change-Id: I09918fa4b1aa9bc4b6e3c72fe0b69d8d057f655a
diff --git a/docs/html/sdk/index.jd b/docs/html/sdk/index.jd
index e95d6c8..a08c599 100644
--- a/docs/html/sdk/index.jd
+++ b/docs/html/sdk/index.jd
@@ -491,7 +491,8 @@
 Android SDK and emulator system image)</li>
 <li>1280 x 800  minimum screen resolution</li>
 <li>Java Development Kit (JDK) 8</li>
-<li>Optional for accelerated emulator: Intel® processor with support for Intel®
+<li>For accelerated emulator: 64-bit operating system and
+Intel® processor with support for Intel®
 VT-x, Intel® EM64T (Intel® 64), and Execute Disable (XD) Bit functionality</li>
 </ul>
 </div>
@@ -522,6 +523,10 @@
 Android SDK and emulator system image)</li>
 <li>1280 x 800 minimum screen resolution</li>
 <li>Java Development Kit (JDK) 8</li>
+<li>For accelerated emulator: 64-bit operating system and
+Intel® processor with support for Intel®
+VT-x, Intel® EM64T (Intel® 64), and Execute Disable (XD) Bit functionality,
+or AMD processor with support for AMD Virtualization™ (AMD-V™)</li>
 </ul>
 </div>