GeForce GTX 670M vs GeForce GTX 680MX Mac Edition
We compared two Mobile platform GPUs: 1536MB VRAM GeForce GTX 670M and 2GB VRAM GeForce GTX 680MX Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 670M 's Advantages
Lower TDP (75W vs 122W)
GeForce GTX 680MX Mac Edition 's Advantages
Released 7 months late
More VRAM (2GB vs 1536GB)
Larger VRAM bandwidth (160.0GB/s vs 72.00GB/s)
1200 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 670M
804
GeForce GTX 680MX Mac Edition
+174%
2209
Graphics Card
Mar 2012
Release Date
Oct 2012
GeForce 600M
Generation
GeForce 600M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
750 MHz
Memory Clock
1250 MHz
Memory
1536MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
256bit
72.00GB/s
Bandwidth
160.0GB/s
Render Config
7
SM Count
-
336
Shading Units
1536
56
TMUs
128
24
ROPs
32
64 KB (per SM)
L1 Cache
16 KB (per SMX)
384 KB
L2 Cache
512 KB
Theoretical Performance
8.372 GPixel/s
Pixel Rate
23.01 GPixel/s
33.49 GTexel/s
Texture Rate
92.03 GTexel/s
803.7 GFLOPS
FP32 (float)
2.209 TFLOPS
66.98 GFLOPS
FP64 (double)
92.03 GFLOPS
Board Design
75W
TDP
122W
No outputs
Outputs
No outputs
Graphics Processor
GF114
GPU Name
GK104
N13E-GS1-LP-A1
GPU Variant
N13E-GTX2-A2
Fermi 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.95 billion
Transistors
3.54 billion
332 mm²
Die Size
294 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
2.1
CUDA
3.0
5.1
Shader Model
5.1
