Radeon R7 430 OEM and GeForce GT 640 OEM Rebrand - video card comparison
Radeon R7 430 OEM
GeForce GT 640 OEM Rebrand
Architecture
GCN 1.0 (2012−2020)
Fermi 2.0 (2010−2014)
GPU code name
Oland
GF116
Market segment
Desktop
Desktop
Release date
June 2016
April 2012
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
780 MHz
-
Core clock speed
730 MHz
720 MHz
Floating-point performance
599.0 gflops
414.7 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
950 million
1,170 million
Pipelines / CUDA cores
384
144
Power consumption (TDP)
50 Watt
75 Watt
Texture fill rate
18.72
17.28
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
1536 MB
Memory bus width
128 Bit
192 Bit
Memory clock speed
1800 MHz
1600 MHz
Memory bandwidth
28.8 GB/s
38.4 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
2x DVI, 1x mini-HDMI
HDMI
+
+
DirectX
12 (11_1)
12 (11_0)
CUDA
-
2.1
OpenCL
1.2
1.1
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.2.131
N/A