Graphic card AMD Radeon HD 5770 - up to 4K on one screen or UHD on multiple screens -  1 Gb GDDR5 - Compatibility: Mac Pro 2008 (3,1), Mac Pro 2009 (4,1) / 2010 / 2012 (5,1) - Mac Pro 2013 (6,1) - Mac Edition (with Bootrom) - Mac OS X 10.6 (Snow Leopard) till Mac OS X 10.13.6 (High Sierra)

Mac Pro 2012 (5,1) - 12 Cores/24 Threads - Dual CPU Intel Xeon X5690 à 3,46Ghz - 64 Gb ram ECC 1333Mhz - 1 Tb SSD - 2 Tb HDD (7200 tr/min) - carte PCI Express USB 3.0  - AMD Radeon RX580 (8Gb VRAM) - Mac OS X Mojave 10.14 - Refurbished - Grade A - Warranty : 6 months (parts & labor)