The Sonnet M.2 4x4 PCIe Card adds insanely-fast SSD speeds to Mac Pro
maxupgrades.com: MaxConnect BackPlane RAID Attachment for Mac Pro [2009 / 2010 / 2011 / 2012] with 4-Port Areca 1213-4i PCIe 2.0 6G Hardware RAID Controller with Battery BackUp
SoNNeT Fusion Dual 2.5-inch SSD RAID
maxupgrades.com: 8xSATA HDD [4 SSD +4 HDD ] Hardware RAID Solution - for Mac Pro [2008 / 2007 / 2006] Models with 8-Port 6G 512MB Cache RAID Controller w/ MaxConnect SATA Link with 4x SSD MaxConnect Optical bay kit
Mac Pro RAID Card MB845Z/A 2009/2010/2012
4 Drive SSD RAID 0 Mac Pro 5,1 | MacRumors Forums
2009 Apple RAID PCI Card, still useful today? - The House of Moth
Mac Pro RAID Card: Not Too Useful | Low End Mac
Mac Pro RAID Card - installation and first run - YouTube
Fastest Mac Pro on Planet Earth? (Part 1 - internal PCIe based RAID 0 m.2 SSD) - YouTube
Apple A1186 2006/2008 Mac Pro Raid Card A1247 | 630-9323 | 820-2348-A | eBay
Apple Xserve/Mac Pro RAID Card Battery Repair - iFixit Repair Guide
Computer brain surgery or How to performa a RAIDectomy — XML Aficionado
2009 Apple RAID PCI Card, still useful today? - The House of Moth
Mac Pro + RAID = Better Audio Performance
Apple A1228 Mac Pro PCIe Raid Card A1247 | 630-7763 | eBay