GeForce GT 640 and Radeon HD 8470D - video card comparison
Passmark - benchmark score GeForce GT 640 vs Radeon HD 8470D
GeForce GT 640
1210
Radeon HD 8470D
375
GeForce GT 640
Radeon HD 8470D
Architecture
Kepler (2012−2018)
Terascale 3 (2010−2013)
GPU code name
GK107
Richland
Market segment
Desktop
Desktop
Release date
June 2012
June 2013
Interface
PCIe 3.0 x16
IGP
Supplementary power connectors
None
-
Boost clock speed
-
850 MHz
Core clock speed
902 MHz
800 MHz
Floating-point performance
692.7 gflops
-
Manufacturing process technology
28 nm
32 nm
Number of transistors
1,270 million
1,303 million
Pipelines / CUDA cores
384
128
Power consumption (TDP)
65 Watt
65 Watt
Texture fill rate
28.86
10.20
Memory type
DDR3
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
1782 MHz
System Shared
Memory bandwidth
28.51 GB/s
-
Shared memory
-
+
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (11_0)
11.2 (11_0)
CUDA
3.0
-
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A