Radeon HD 7570 and GeForce GT 640 Rev. 2 - video card comparison
Radeon HD 7570
GeForce GT 640 Rev. 2
Architecture
TeraScale 2 (2009−2015)
Kepler 2.0 (2013−2015)
GPU code name
Turks
GK208
Market segment
Desktop
Desktop
Release date
January 2012
May 2013
Interface
PCIe 2.0 x16
PCIe 2.0 x8
Supplementary power connectors
None
None
Core clock speed
650 MHz
1046 MHz
Floating-point performance
624 gflops
803.3 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
716 million
915 million
Pipelines / CUDA cores
480
384
Power consumption (TDP)
60 Watt
49 Watt
Texture fill rate
15.60
33.47
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1600 MHz
5008 MHz
Memory bandwidth
64 GB/s
40.06 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
3.5
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
1.1.126