Apple Mac Pro (Winter 2009) review: Apple Mac Pro (Winter 2009) - CNET
6 core Apple Mac Pro CPU tray 2009 5,1 w/ 40gb ram | eBay
32GB Memory Kit for 2009 - 2010 Apple Mac Pro Tower
2009 Mac Pro ram ? - Apple Community
The Mac Pro Review (Late 2013)
Mac Pro 2009-2012 Repair (2009, 2010, 2011, 2012) - iFixit
13-inch MacBook Pro Mid 2009 Memory Installation Video - YouTube
APPLE Mac Pro 2009 Xeon Quad Core 2.66GHZ 8GB Ram 2-Nvidia 512MB CPU Board/Tray | eBay
8GB Memory Upgrade for Apple Mac Pro 2009-2012
Mac Pro "Eight Core" 2.93 (2009/Nehalem) Specs (Early 2009, BTO/CTO, MacPro4,1, A1289, 2314): EveryMac.com
Mac Pro FB-Dimm Pairing Guide/Tests (w/mixed 1GB, 2GB and 4GB pairs)
Mac Pro 2009 Memory Upgrade Sale
Memory Upgrades for Your 2009 - 2012 Mac Pro
OWC 6GB (2GB + 4GB) PC8500 DDR3 1066MHz SO-DIMMs Memory Compatible with Late 2008, Early 2009, Early 2010 MacBook, MacBook Pro Unibody Models, 2009/2010 Mac Mini, 2009 iMac Models