GeForce GTX 680MX Mac Edition vs Radeon HD 6970M Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 2GB VRAM Radeon HD 6970M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 680MX Mac Edition 's Advantages
Released 1 years and 2 months late
Larger VRAM bandwidth (160.0GB/s vs 115.2GB/s)
576 additional rendering cores
Radeon HD 6970M Mac Edition 's Advantages
Lower TDP (75W vs 122W)
Score
Benchmark
FP32 (float)
GeForce GTX 680MX Mac Edition
+69%
2209
Radeon HD 6970M Mac Edition
1306
Graphics Card
Oct 2012
Release Date
Aug 2011
GeForce 600M
Generation
Vancouver
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
1250 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
160.0GB/s
Bandwidth
115.2GB/s
Render Config
-
Compute Units
12
1536
Shading Units
960
128
TMUs
48
32
ROPs
32
16 KB (per SMX)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
512 KB
Theoretical Performance
23.01 GPixel/s
Pixel Rate
21.76 GPixel/s
92.03 GTexel/s
Texture Rate
32.64 GTexel/s
2.209 TFLOPS
FP32 (float)
1306 GFLOPS
92.03 GFLOPS
FP64 (double)
-
Board Design
122W
TDP
75W
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GK104
GPU Name
Blackcomb
N13E-GTX2-A2
GPU Variant
Blackcomb XT
(216-0811000)
Kepler
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
1.7 billion
294 mm²
Die Size
212 mm²
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
5.0