NVIDIA GeForce GTX 675MX Mac Edition vs NVIDIA GeForce GTX 680MX Mac Edition
GPU Specs Compare
Graphics Card
Release Date
Apr 2013
Oct 2012
Generation
GeForce 600M
GeForce 600M
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1250 MHz
Memory
Memory Size
1024MB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
160.0GB/s
Render Config
Shading Units
1344
1536
TMUs
112
128
ROPs
32
32
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
20.13 GPixel/s
23.01 GPixel/s
Texture Rate
80.53 GTexel/s
92.03 GTexel/s
FP32 (float)
1.933 TFLOPS
2.209 TFLOPS
FP64 (double)
80.53 GFLOPS
92.03 GFLOPS
Graphics Processor
GPU Name
GK104
GK104
GPU Variant
N13E-GSR-A2
N13E-GTX2-A2
Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
3.54 billion
Die Size
294 mm²
294 mm²
Board Design
TDP
100W
122W
Outputs
No outputs
No outputs
Graphics Features
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.1
CUDA
3.0
3.0
Shader Model
5.1
5.1