Radeon HD 3870 Mac 

Released June, 2008
  • 777 MHz
  • 512 MB GDDR4

It can handle most games at 1920x1080 using low detail settings, and more demanding games are still playable at 1680x1050 or 1280x720.
by Don-Woligroski (Aug, 2012)
The recommendation is definitely to use DVI or HDMI.
by Don-Woligroski (Aug, 2012)

Features Key features of the Radeon HD 3870 Mac

memory bandwidth Rate at which data can be read from or stored in onboard memory

Radeon HD 3870 Mac
72.1 GB/s
GeForce GT 730
40.1 GB/s
GeForce GTX 750 Ti
86.4 GB/s

pixel rate Number of pixels a graphics card can render to the screen every second

Radeon HD 3870 Mac
12.43 GPixel/s
GeForce GT 730
7.22 GPixel/s
GeForce GTX 750 Ti
16.32 GPixel/s

texture rate Speed at which a graphics card can perform texture mapping

Radeon HD 3870 Mac
12.43 GTexel/s
GeForce GTX 750 Ti
40.8 GTexel/s
GeForce GT 730
14.43 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 3870 Mac
497.3 GFLOPS
GeForce GTX 750 Ti
1,305.6 GFLOPS
GeForce GT 730
692.7 GFLOPS

shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading

Radeon HD 3870 Mac

texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes

Radeon HD 3870 Mac

In The News From around the web


Apple Initiates Video Repair Program for 2011-2013 MacBook Pros

by Ryan Smith |
Namely, while the iMac used its dGPU exclusively the MacBook Pros all used switchable graphics, which means that the MacBook Pros are often being driven by their iGPU rather than their dGPU.
While the 2011 iMac and MacBook Pros use different GPUs, both systems use GPUs from AMD’s Radeon HD 6000M series, with the iMac using the higher-end 6970M while the MacBook Pros used the 6490M, 6750M, and 6770M GPUs.

AMD will show up in iMac 27 and a few more

by Fuad Abazovic |
This is a significant win for AMD, but the real winner is Intel since most Apple notebooks will continue using integrated Intel HD or Iris graphics.
We are not sure what Nvidia did to upset Apple, but this round of devices will be powered either by Intel integrated graphics or AMD discrete graphics.

More GPU failures on MacBook Pros

by Nick Farrell |
To make matters worse, MacBook Pro owners are also seeing frequent reboots to a gray screen.
Some Apple users are starting to mutter heresy about design flaws which cause heating problems.

Apple Mac Pro: Teardown Images and Detailed Benchmarks

by Shaikh Rafia |
Non-proprietary Torx screws are used throughout, and several components can be replaced independently.
The very much famous Michael Kukielka has released his Apple Mac Pro benchmark video.

Specifications Full list of technical specs


GPU brand ATI
GPU name RV670
Market Desktop
Clock speed 777 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 320
Texture mapping units 16
Render output processors 16
Compute units 4
Pixel rate 12.43 GPixel/s
Texture rate 12.43 GTexel/s
Floating-point performance 497.3 GFLOPS


Memory clock speed 1,126 MHz
Effective memory clock speed 2,252 MHz
Memory bus 256 bit
Memory 512 MB
Memory type GDDR4
Memory bandwidth 72.1 GB/s

noise and power

TDP 106W
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