Radeon RX Vega 8 (Ryzen 2000/3000) and GeForce GT 640 - video card comparison
Radeon RX Vega 8 (Ryzen 2000/3000)
GeForce GT 640
Architecture
Vega (2017−2021)
Kepler (2012−2018)
GPU code name
Vega Raven Ridge
GK107
Market segment
Laptop
Desktop
Release date
October 2017
June 2012
Interface
-
PCIe 3.0 x16
Supplementary power connectors
-
None
Boost clock speed
1200 MHz
-
Core clock speed
-
902 MHz
Floating-point performance
-
692.7 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
-
1,270 million
Pipelines / CUDA cores
512
384
Power consumption (TDP)
15 Watt
65 Watt
Texture fill rate
-
28.86
Memory type
-
DDR3
Maximum RAM amount
-
2 GB
Memory bus width
-
128 Bit
Memory clock speed
-
1782 MHz
Memory bandwidth
-
28.51 GB/s
Shared memory
-
-
Display Connectors
-
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
12_1
12 (11_0)
CUDA
-
3.0
OpenCL
-
1.2
OpenGL
-
4.6
Shader Model
-
5.1
Vulkan
-
1.1.126