Timetec 24GB Kit (3 x 8GB) DDR3-1600 Server Memory - Timetecinc.com - Memory of Lifetime and Easy Upgrades
Kingston Value Ram KVR1333D3D4R9SK3/24G 24GB 1333MHz DDR3 at Amazon.com
OWC 24GB (3 x 8GB) PC8500 DDR3 ECC 1066MHz DIMMs Memory Compatible with Mac Pro Early 2009 & Late 2010 'Nehalem' & 'Westmere' Systems and Early 2009 Xserve (OWC85MP3W8M24K) at Amazon.com
24GB (3X4GB) PC RAM MODULE KIT DDR3 1333MHZ PC3-10600 UNBUFFERED ECC 1.35V 512X8 CL9 INTEGRAL
CMS 24GB (6X4GB) DDR3 10600 1333MHZ ECC Registered DIMM Memory Ram Upgrade Compatible with Dell® Poweredge T710 Ddr3 Ecc Reg for Server Only at Amazon.com
HP 24GB 3Rx4 PC3L-10800R DDR3 RAM 701809 - Atlanta Servers
A-Tech 24GB (6 x 4GB) DDR3 1333 MHz PC3-10600R ECC RDIMM 1Rx4 1.5V ECC Registered DIMM 240-Pin Server & Workstation RAM Memory Upgrade Kit at Amazon.com
OWC 24GB (2 x 4GB + 2 x 8GB) PC10600 DDR3 1333MHz SO-DIMMs Memory Compatible with 2011 MacBook Pro, Mid 2010/2011 21.5" & 27" iMac Models, 2011 Mac Mini (OWC1333DDR3S24S) at Amazon.com
24GB (6 x4GB) Memory DDR3 1333 PC3 10600 ECC for HP Workstation Z400 w 6 sockets - Newegg.com
Corsair Launches 16GB and 24GB DDR3 Memory Kits - Starting At $1349 for 24GB - Legit Reviews