GeForce GTX 580 and Radeon HD 7450 OEM - video card comparison
GeForce GTX 580
Radeon HD 7450 OEM
Architecture
Fermi (2010−2014)
TeraScale 2 (2009−2015)
GPU code name
GF110
Caicos
Market segment
Desktop
Desktop
Release date
November 2010
January 2012
Bus support
PCI-E 2.0 x 16
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
One 6-pin and One 8-pin
None
SLI options
+
-
Core clock speed
772 MHz
625 MHz
CUDA cores
512
-
Floating-point performance
1,581.1 gflops
200.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
3,000 million
370 million
Pipelines / CUDA cores
512
160
Power consumption (TDP)
244 Watt
18 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
49.4 billion/sec
5.000
Memory type
GDDR5
GDDR3
Maximum RAM amount
1536 MB
512 MB
Memory bus width
384 Bit
64 Bit
Memory clock speed
2004 MHz (4008 data rate)
1066 MHz
Memory bandwidth
192.4 GB/s
8.528 GB/s
Display Connectors
Mini HDMITwo Dual Link DVI
1x DVI, 1x HDMI
Multi monitor support
+
-
HDMI
+
+
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.2
4.4
Shader Model
5.1
5.0
Vulkan
+
N/A