AMD Radeon HD 7950 Mac Edition vs NVIDIA GeForce GTX 580
GPU · Specs Compare
Graphics Card
Release Date
Mar 2013
Nov 2010
Generation
Southern Islands
GeForce 500
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1250 MHz
1002 MHz
Memory
Memory Size
3GB
1536MB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
384bit
Bandwidth
240.0GB/s
192.4GB/s
Render Config
Compute Units
28
—
Shading Units
1792
512
TMUs
112
64
ROPs
32
48
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
768 KB
768 KB
SM Count
—
16
Theoretical Performance
Pixel Rate
25.60 GPixel/s
24.70 GPixel/s
Texture Rate
89.60 GTexel/s
49.41 GTexel/s
FP32 (float)
2.867 TFLOPS
1.581 TFLOPS
FP64 (double)
716.8 GFLOPS
197.6 GFLOPS
Graphics Processor
GPU Name
Tahiti
GF110
GPU Variant
Tahiti PRO(215-0821056)
GF110-375-A1
Architecture
GCN 1.0
Fermi 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
4.313 billion
3 billion
Die Size
352 mm²
520 mm²
Board Design
TDP
200W
244W
Suggested PSU
550 W
550 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
2x DVI1x mini-HDMI 1.3a
Power Connectors
2x 6-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
1.2
1.1
Vulkan
1.2
N/A
Shader Model
5.1
5.1
CUDA
—
2.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.