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Features Key features of the Radeon HD 6970M Mac
memory bandwidth Rate at which data can be read from or stored in onboard memory
pixel rate Number of pixels a graphics card can render to the screen every second
Radeon HD 6970M Mac
21.76 GPixel/s
GeForce GTX 675MX Mac
20.13 GPixel/s
GeForce GTX 775M Mac
22.32 GPixel/s
texture rate Speed at which a graphics card can perform texture mapping
Radeon HD 6970M Mac
32.6 GTexel/s
GeForce GTX 775M Mac
89.3 GTexel/s
GeForce GTX 675MX Mac
80.5 GTexel/s
floating point performance How fast the gpu can crunch numbers
Radeon HD 6970M Mac
1,305.6 GFLOPS
GeForce GTX 775M Mac
2,142.3 GFLOPS
GeForce GTX 675MX Mac
1,932.7 GFLOPS
shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading
texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes
Specifications Full list of technical specs
gpu
GPU brand | AMD |
---|---|
GPU name | Blackcomb |
Market | Laptop |
Clock speed | 680 MHz |
Is dual GPU | No |
Reference card | None |
raw performance
Shading units | 960 |
---|---|
Texture mapping units | 48 |
Render output processors | 32 |
Compute units | 12 |
Pixel rate | 21.76 GPixel/s |
Texture rate | 32.6 GTexel/s |
Floating-point performance | 1,305.6 GFLOPS |
memory
Memory clock speed | 900 MHz |
---|---|
Effective memory clock speed | 3,600 MHz |
Memory bus | 256 bit |
Memory | 2,048 MB |
Memory type | GDDR5 |
Memory bandwidth | 115.2 GB/s |
noise and power
TDP | 75W |
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Compare | Nvidia GeForce GTX 775M Mac
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