The NVIDIA GeForce GTX 770 4GB 256-bit GDDR5 is a high-end Metal graphics card modified for Mac Pro models 4,1 - 5,1 (2009-2012) 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 are mandatory)


Native support starts on Mac OS X Mountain Lion 10.8.3 with official Nvidia drivers up to Big Sur 11.x. OCLP provides support on Sonoma 14.x, Ventura 13.x and Monterey 12.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, 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 11 Boot Camp.


Supports 2+ multiple displays. Adapters that are 'Active' or 'Passive' will yield different results.



Maximum Resolutions:

  • Dual Link DVI: 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 @ 75Hz
  • *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 Dual-link DVI-I, 1 x Dual-link DVI-D, 1 x DisplayPort, 1 x HDMI


Graphics Features


Metal Support

DirectX 12 (11.0)

OpenGL 4.6

OpenCL 3.0

Vulkan 1.1

CUDA 3.0

Shader Model 5.1

Clock Speeds

GPU Clock

1046 MHz

Boost

1085 MHz

Memory Clock

1753 MHz 

7000 Mbps effective

Render Config

Shading Units

1536

TMUs

128

ROPs

32

SMX Count

8

Theoretical Performance

Pixel Rate

34.72 GPixel/s

Texture Rate

138.9 GTexel/s

Bandwidth

224.4 GB/s


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


*Cables included upon request at checkout. Strongly urged to re-use your existing 6pin cable if applicable.

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