Radeon 540 and Radeon R4 Graphics - video card comparison
Radeon 540
Radeon R4 Graphics
Architecture
GCN 4.0 (2016−2020)
GCN 2.0 (2013−2017)
GPU code name
Lexa
Beema
Market segment
Desktop
Desktop
Release date
April 2017
June 2014
Interface
PCIe 3.0 x8
IGP
Supplementary power connectors
None
-
Boost clock speed
1124 MHz
-
Core clock speed
1183 MHz
800 MHz
Floating-point performance
-
204.8 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
2,200 million
930 million
Pipelines / CUDA cores
384
128
Power consumption (TDP)
50 Watt
15 Watt
Texture fill rate
28.39
6.400
Memory type
GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
32 Bit
System Shared
Memory clock speed
6 GB/s
System Shared
Memory bandwidth
24 GB/s
-
Display Connectors
2x DisplayPort 1.4a
No outputs
DirectX
12 (12_0)
12 (12_0)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.7
6.3
Vulkan
1.3
1.2.131