http://download.eclipse.org/eclipse/downloads/drops/S-3.1M6-200504011645/index.php
Features:
http://download.eclipse.org/eclipse/downloads/drops/S-3.1M6-200504011645/eclipse-news-M6.html
Performance results:
http://download.eclipse.org/eclipse/downloads/drops/S-3.1M6-200504011645/performance/performance.php