GeForce GTX 680MX Mac Edition vs Radeon HD 6625M
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 1024MB VRAM Radeon HD 6625M 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 9 months late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (160.0GB/s vs 25.60GB/s)
1056 additional rendering cores
Radeon HD 6625M 's Advantages
Lower TDP (26W vs 122W)
Score
Benchmark
FP32 (float)
GeForce GTX 680MX Mac Edition
+411%
2209
Radeon HD 6625M
432
Graphics Card
Oct 2012
Release Date
Jan 2011
GeForce 600M
Generation
Vancouver
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1250 MHz
Memory Clock
800 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
128bit
160.0GB/s
Bandwidth
25.60GB/s
Render Config
-
Compute Units
6
1536
Shading Units
480
128
TMUs
24
32
ROPs
8
16 KB (per SMX)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
23.01 GPixel/s
Pixel Rate
3.600 GPixel/s
92.03 GTexel/s
Texture Rate
10.80 GTexel/s
2.209 TFLOPS
FP32 (float)
432.0 GFLOPS
92.03 GFLOPS
FP64 (double)
-
Board Design
122W
TDP
26W
No outputs
Outputs
No outputs
Graphics Processor
GK104
GPU Name
Whistler
N13E-GTX2-A2
GPU Variant
Whistler LP
Kepler
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
0.716 billion
294 mm²
Die Size
104 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