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AMD Radeon HD 6770M Mac Edition
The Radeon HD 6770M Mac Edition was a graphics card by AMD, launched in January 2011. Built on the 40 nm process, and based on the Whistler graphics processor, in its Whistler XT variant, the card supports DirectX 11.0. The Whistler graphics processor is an average sized chip with a die area of 104 mm² and 716 million transistors. It features 480 shading units, 24 texture mapping units and 8 ROPs. AMD has placed 512 MB GDDR5 memory on the card, which are connected using a 128-bit memory interface. The GPU is operating at a frequency of 725 MHz, memory is running at 900 MHz.
We recommend the AMD Radeon HD 6770M Mac Edition for gaming with highest details at resolutions up to, and including, 1024x768.
Being a mxm module card, its power draw is rated at 35 W maximum.
Graphics Processor
| GPU Name: |
Whistler |
| GPU Variant: |
Whistler XT |
| Process Size: |
40 nm |
| Transistors: |
716 million |
| Die Size: |
104 mm² |
Graphics Card
| Released: |
Jan 28th, 2011 |
| Production Status: |
End-of-life |
| Bus Interface: |
MXM-A (3.0) |
Clock Speeds
| GPU Clock: |
725 MHz |
| Memory Clock: |
900 MHz
3600 MHz effective
|
Memory
| Memory Size: |
512 MB |
| Memory Type: |
GDDR5 |
| Memory Bus: |
128 bit |
| Bandwidth: |
57.6 GB/s |
Render Config
| Shading Units: |
480 |
| TMUs: |
24 |
| ROPs: |
8 |
| Compute Units: |
6 |
| Pixel Rate: |
5.80 GPixel/s |
| Texture Rate: |
17.4 GTexel/s |
| Floating-point performance: |
696.0 GFLOPS |
Board Design
| Slot Width: |
MXM Module |
| TDP: |
35 W |
Graphics Features
| DirectX: |
11.0 |
| OpenGL: |
4.3 |
| OpenCL: |
1.2 |
| Shader Model: |
5.0 |
VGA BIOS
GPU-Z Validation
Card Notes
| Variant Memory: 1024MB GDDR5 |