NVIDIA GeForce GTX 680MX Mac Edition vs NVIDIA GeForce GTX 780M
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 4GB VRAM GeForce GTX 780M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 780M 's Advantages
Released 7 months late
Boost Clock797MHz
More VRAM (4GB vs 2GB)
Score
Benchmark
FP32 (float)
GeForce GTX 680MX Mac Edition
2.209 TFLOPS
GeForce GTX 780M
+10%
2.448 TFLOPS
Graphics Card
Oct 2012
Release Date
May 2013
GeForce 600M
Generation
GeForce 700M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
Base Clock
771 MHz
-
Boost Clock
797 MHz
1250 MHz
Memory Clock
1250 MHz
Memory
2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
160.0GB/s
Bandwidth
160.0GB/s
Render Config
-
-
-
-
-
-
1536
Shading Units
1536
128
TMUs
128
32
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
23.01 GPixel/s
Pixel Rate
25.50 GPixel/s
92.03 GTexel/s
Texture Rate
102.0 GTexel/s
-
-
-
2.209 TFLOPS
FP32 (float)
2.448 TFLOPS
92.03 GFLOPS
FP64 (double)
102.0 GFLOPS
Board Design
122W
TDP
122W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GK104
GPU Name
GK104
N13E-GTX2-A2
GPU Variant
N14E-GTX-A2
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
3.54 billion
294 mm²
Die Size
294 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.0
CUDA
3.0
5.1
Shader Model
5.1
