GeForce GT 640 Rev. 2 and Radeon R7 350 Fake Card - video card comparison
GeForce GT 640 Rev. 2
Radeon R7 350 Fake Card
Architecture
Kepler 2.0 (2013−2015)
GCN 1.0 (2012−2020)
GPU code name
GK208
Opal
Market segment
Desktop
Desktop
Release date
May 2013
2015
Interface
PCIe 2.0 x8
PCIe 3.0 x8
Supplementary power connectors
None
None
Core clock speed
1046 MHz
1050 MHz
Floating-point performance
803.3 gflops
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
915 million
950 million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
49 Watt
35 Watt
Texture fill rate
33.47
25.20
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
5008 MHz
4.6 GB/s
Memory bandwidth
40.06 GB/s
36.8 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x HDMI 1.4a, 1x DisplayPort 1.2, 1x VGA
HDMI
+
+
DirectX
12 (11_0)
12 (11_1)
CUDA
3.5
-
OpenCL
1.2
2.1 (1.2)
OpenGL
4.6
4.6
Shader Model
5.1
6.5 (5.1)
Vulkan
1.1.126
1.2.170