NVIDIA GeForce GTX 680MX Mac Edition vs NVIDIA GeForce GTX 780 Ti 6 GB
GPU · Specs Compare
Graphics Card
Release Date
Oct 2012
Unknown
Generation
GeForce 600M
GeForce 700
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1753 MHz
Base Clock
—
875 MHz
Boost Clock
—
928 MHz
Memory
Memory Size
2GB
6GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
160.0GB/s
336.6GB/s
Render Config
Shading Units
1536
2880
TMUs
128
240
ROPs
32
48
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
512 KB
1536 KB
Theoretical Performance
Pixel Rate
23.01 GPixel/s
55.68 GPixel/s
Texture Rate
92.03 GTexel/s
222.7 GTexel/s
FP32 (float)
2.209 TFLOPS
5.345 TFLOPS
FP64 (double)
92.03 GFLOPS
222.7 GFLOPS
Graphics Processor
GPU Name
GK104
GK110B
GPU Variant
N13E-GTX2-A2
—
Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
7.08 billion
Die Size
294 mm²
561 mm²
Board Design
TDP
122W
250W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Suggested PSU
—
600 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (11_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.1
CUDA
3.0
3.5
Shader Model
5.1
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.