Radeon RX Vega 11 and GeForce GT 640 Rev. 2 - video card comparison
Radeon RX Vega 11
GeForce GT 640 Rev. 2
Architecture
Vega (2017−2021)
Kepler 2.0 (2013−2015)
GPU code name
Vega Raven Ridge
GK208
Market segment
Desktop
Desktop
Release date
October 2017
May 2013
Interface
IGP
PCIe 2.0 x8
Supplementary power connectors
None
None
Boost clock speed
1240 MHz
-
Core clock speed
-
1046 MHz
Floating-point performance
1,760 gflops
803.3 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
4,940 million
915 million
Pipelines / CUDA cores
704
384
Power consumption (TDP)
65 Watt
49 Watt
Texture fill rate
61.60
33.47
Memory type
System Shared
GDDR5
Maximum RAM amount
System Shared
1 GB
Memory bus width
System Shared
64 Bit
Memory clock speed
System Shared
5008 MHz
Memory bandwidth
-
40.06 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
HDMI
-
+
DirectX
12 (12_1)
12 (11_0)
CUDA
-
3.5
OpenCL
2.0
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.2.131
1.1.126