GeForce GT 640 Rev. 2 and Radeon HD 4350 - video card comparison
GeForce GT 640 Rev. 2
Radeon HD 4350
Architecture
Kepler 2.0 (2013−2015)
Terascale 1 (2008−2010)
GPU code name
GK208
RV710
Market segment
Desktop
Desktop
Release date
May 2013
September 2008
Interface
PCIe 2.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
1046 MHz
600 MHz
Floating-point performance
803.3 gflops
96 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
915 million
242 million
Pipelines / CUDA cores
384
80
Power consumption (TDP)
49 Watt
20 Watt
Texture fill rate
33.47
4.800
Memory type
GDDR5
DDR2
Maximum RAM amount
1 GB
512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
5008 MHz
500 MHz
Memory bandwidth
40.06 GB/s
6.4 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
2x DisplayPort
HDMI
+
-
DirectX
12 (11_0)
10.1 (10_1)
CUDA
3.5
-
OpenCL
1.2
1.1
OpenGL
4.6
3.3
Shader Model
5.1
4.1
Vulkan
1.1.126
N/A