The Radeon HD 7750 1GB 128-bit GDDR3 model is an entry-level Metal graphics card modified for all Mac Pro models 3,1-5,1 (2008-2012) 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


**Boot Screen shows on bottom HDMI when mini DisplayPort + HDMI are used and connected.

All ports work once in Finder or Windows.


Requires NO gpu power cable !

Slim Single Slot width ! 

*Sticks out just a tiny bit past 1 slot (see photo above)


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.


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 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:

  • Dual Link DVI (w/adaptor): 2560 x 1600 @ 60Hz
  • DisplayPort / mDP 1.2: 4096 x 2160 @ 60Hz, 5120 x 2880 @ 30Hz
  • HDMI 1.4a: 4096 x 2160 @24Hz, 3840×2160 @ 30Hz
  • VGA (w/adapter): 2048x1536
  • *Note: 4K 3840 x 2160 resolutions require OS 10.9 or better for best compatibility/performance
  • *Note: 4K @ 60Hz on HDMI can be achieved with proper DP / mDP 1.2 to HDMI 2.0 adapter
  • *Note: 5K @ 30Hz on DP / mDP 1.2 to HDMI 2.0 adapter

Output ports come as: 


1 x mini DisplayPort, 2 x HDMI


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

800 MHz 

1.6 Gbps effective

Render Config

Shading Units

512

TMUs

32

ROPs

16

Compute Units

8

Theoretical Performance

Pixel Rate

12.8 GPixel/s

Texture Rate

25.6 GTexel/s

Bandwidth

25.6 GB/s


*Main image is only a representation in the Mac Pro and actual card will look different upon arrival.


Don't forget to check out my other listings for similar cards. Happy Shopping !