The fastest option for macOS Mojave. Also works great under High Sierra/Catalina/Big Sur and Monterey.
Card has dual-BIOS switch with two different Mac EFI versions:
1) Default - best for macOS Big Sur/Monterery with all ports working
2) Alternative - best for macOS Mojave/Catalina with lowest DisplayPort disabled
Supplied with two sets of power cables for Mac Pro motherboard (one standard for most configurations and one using additional power from SATA port).
System requirements:
- Apple Mac Pro 4,1 (2009) or Mac Pro 5,1 (2010-2012)
- installed macOS High Sierra 10.13.4 or newer (macOS Big Sur 11.0.1 or later recommended, because under macOS High Sierra/Mojave and Catalina fan is noisy)
- native support by macOS High Sierra, Mojave, Catalina, Big Sur, Monterey, no drivers needed
Key features:
- compatible with macOS and Windows (via BootCamp)
- supports Apple boot screen (gray screen with Apple logo on startup) on HDMI and two upper DisplayPorts (also on 4K displays)
- uses internal Mac Pro power supply
- supports PCI Express 2.0 link under macOS and Windows
- supports four displays simultaneously: 3x DisplayPort 1.4 + 1x HDMI 1.4 (2.0 under Windows)
- supports 4K@60Hz via DisplayPort or 5K/8K@60Hz via dual DisplayPort port and 4K@30Hz and HDMI port
- supports OpenGL, OpenCL and Metal in applications and games
- allows Windows 8/8.1/10/11 installation in UEFI mode with resume/standby modes working
- supports sound via HDMI and DisplayPorts under macOS (from macOS 10.14 or above)
Technical specification:
- graphics processor clock: 1622 MHz (1590 MHz on alternative BIOS)
- memory speed: 800 MHz
- amount and type of memory: 8 GB HBM2
- bus width: 2048-bit
- bus: PCI-Express 2.0 x16
- TDP: 210W