NVIDIA GeForce GTX 680 Mac Edition vs ATI FirePro V7900
GPU · Specs Compare
Graphics Card
Release Date
Apr 2013
May 2011
Generation
GeForce 600
FirePro
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1006 MHz
—
Boost Clock
1058 MHz
—
Memory Clock
1502 MHz
1250 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
192.3GB/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
33.86 GPixel/s
23.20 GPixel/s
Texture Rate
135.4 GTexel/s
58.00 GTexel/s
FP32 (float)
3.250 TFLOPS
1.856 TFLOPS
FP64 (double)
135.4 GFLOPS
464.0 GFLOPS
Graphics Processor
GPU Name
GK104
Cayman
GPU Variant
GK104-400-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
195W
150W
Suggested PSU
450 W
450 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
4x DisplayPort 1.2
Power Connectors
2x 6-pin
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.