Radeon RX 640 - video card specification
Passmark - benchmark score Radeon RX 640
Radeon RX 640
2020
Radeon RX 640
Architecture
Polaris (2016−2019)
GPU code name
Polaris 12
Market segment
Laptop
Release date
August 2019
Bus support
-
Interface
PCIe 3.0 x8
Supplementary power connectors
None
SLI options
-
Boost clock speed
1218 MHz
Core clock speed
1218 MHz
CUDA cores
-
Floating-point performance
-
Manufacturing process technology
14 nm
Number of transistors
2,200 million
Pipelines / CUDA cores
640
Power consumption (TDP)
50 Watt
Texture fill rate
38.98
Memory type
GDDR5
Maximum RAM amount
4 GB
Memory bus width
64 Bit
Memory clock speed
6000 MHz
Memory bandwidth
112.0 GB/s
Shared memory
-
Standard memory configuration
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
eDP 1.2 signal support
-
LVDS signal support
-
VGA аnalog display support
-
DisplayPort Multimode (DP++) support
-
HDCP content protection
-
HDMI
+
7.1 channel HD audio on HDMI
-
DirectX
12 (12_0)
CUDA
-
OpenCL
2.0
OpenGL
4.6
Shader Model
6.4
Vulkan
1.2.131
3D Vision / 3DTV Play
-
Blu-Ray 3D Support
-
FreeSync
+
H.264, VC1, MPEG2 1080p video decoder
-
Optimus
-
TrueHD and DTS-HD audio bitstreaming
-