NVIDIA GeForce GTX 680MX Mac Edition vs ATI FirePro V7900
GPU · Specs Compare
Graphics Card
Release Date
Oct 2012
May 2011
Generation
GeForce 600M
FirePro
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1250 MHz
1250 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
160.0GB/s
Render Config
Shading Units
1536
1280
TMUs
128
80
ROPs
32
32
L1 Cache
16 KB (per SMX)
8 KB (per CU)
L2 Cache
512 KB
512 KB
Compute Units
—
20
Theoretical Performance
Pixel Rate
23.01 GPixel/s
23.20 GPixel/s
Texture Rate
92.03 GTexel/s
58.00 GTexel/s
FP32 (float)
2.209 TFLOPS
1.856 TFLOPS
FP64 (double)
92.03 GFLOPS
464.0 GFLOPS
Graphics Processor
GPU Name
GK104
Cayman
GPU Variant
N13E-GTX2-A2
Cayman PRO GL
Architecture
Kepler
TeraScale 3
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
3.54 billion
2.64 billion
Die Size
294 mm²
389 mm²
Board Design
TDP
122W
150W
Outputs
No outputs
4x DisplayPort 1.2
Suggested PSU
—
450 W
Power Connectors
—
1x 6-pin
Graphics Features
DirectX
12 (11_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.1
N/A
CUDA
3.0
—
Shader Model
5.1
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.