AMD Radeon HD 8950M vs NVIDIA GeForce GTX 580 Rev. 2
GPU Specs Compare
Graphics Card
Release Date
May 2013
Jun 2011
Generation
Solar System
GeForce 500
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1375 MHz
1002 MHz
Memory
Memory Size
2GB
1536MB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
384bit
Bandwidth
88.00GB/s
192.4GB/s
Render Config
Compute Units
12
-
Shading Units
768
512
TMUs
48
64
ROPs
16
48
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
768 KB
SM Count
-
16
Theoretical Performance
Pixel Rate
17.20 GPixel/s
24.70 GPixel/s
Texture Rate
51.60 GTexel/s
49.41 GTexel/s
FP32 (float)
1.651 TFLOPS
1.581 TFLOPS
FP64 (double)
103.2 GFLOPS
197.6 GFLOPS
Graphics Processor
GPU Name
Saturn
GF110
GPU Variant
Saturn XT
GF110-380-A1
Architecture
GCN 2.0
Fermi 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
2.08 billion
3 billion
Die Size
160 mm²
520 mm²
Board Design
TDP
100W
244W
Outputs
No outputs
2x DVI1x mini-HDMI 1.3a
Suggested PSU
-
550 W
Power Connectors
-
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.0
1.1
Vulkan
1.2
N/A
Shader Model
6.3
5.1
CUDA
-
2.0