The Radeon HD 7950 3GB 384-bit GDDR5 is a high-end Metal graphics card modified for all Mac Pro models 1,1 - 5,1 (2006-2012) to show -
• Apple Logo Boot Screen
• Boot Menu Selector
• Progress Bar
• Verbose Single User Mode
• Recovery Mode
• FireWire Target Mode
• Firmware Updates
• OS X Installer Setup
• OpenCore Setup
This cards power limits have been tweaked and modified within safe range for Mac Pro power limit requirements in mind to prevent crashing under full load for a smooth and crash free experience.
This video card is Plug ’n Play (gpu power cables mandatory)
Native support starts on Mac OS X Lion 10.7.5 and Mountain Lion 10.8.2 with official Radeon drivers up to Monterey 12.x. OCLP provides support on Sonoma 14.x and Ventura 13.x
Tested working on Mac Pro 1,1 - 2,1 up to El Capitan 10.11.6
Tested working on Mac Pro 3,1 up to Sonoma 14.x
Tested working on Mac Pro 4,1 - 5,1 up to Sonoma 14.x
Tested working on Windows 7 - 11 Boot Camp
Cable adapters, tv's / monitors, port functionality, performance, resolutions, refresh rates, may act differently between different operating systems. Behavior in one version may be different than in another.
Card has been fully stress tested and monitored on all output ports and works perfectly in both either OS X versions or Windows Boot Camp.
Supports 2+ multiple displays. Adapters that are 'Active' or 'Passive' will yield different results.
Maximum Resolutions:
Output ports come in different variations depending on stock:
2 x mini DisplayPort, 1 x HDMI, 1 x Dual-link DVI-I
Graphics Features
Metal Support
DirectX 12 (11.1)
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2
Shader Model 5.1
Clock Speeds
Base Clock
800 MHz
Memory Clock
1250 MHz
5000 MHz effective
Render Config
Shading Units
1792
TMUs
112
ROPs
32
Compute Units
28
Theoretical Performance
Pixel Rate
25.60 GPixel/s
Texture Rate
89.60 GTexel/s
Bandwidth
240.0 GB/s
*Main image is only a representation in the Mac Pro and actual card will look different upon arrival.
*Cables included upon request at checkout. Strongly urged to re-use your existing 6-pin cables if applicable.
Don't forget to check out my other listings for similar cards. Happy Shopping !