Radeon 520 and Radeon R7 Graphics - video card comparison
Radeon 520
Radeon R7 Graphics
Architecture
GCN 1.0 (2012−2020)
GCN 2.0 (2013−2017)
GPU code name
Oland
Spectre
Market segment
Laptop
Desktop
Release date
March 2017
January 2014
Interface
PCIe 3.0 x8
IGP
Supplementary power connectors
None
-
Boost clock speed
-
980 MHz
Core clock speed
1030 MHz
686 MHz
Floating-point performance
659.2 gflops
526.8 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,040 million
2,410 million
Pipelines / CUDA cores
320
512
Power consumption (TDP)
50 Watt
15 Watt
Texture fill rate
20.60
31.36
Memory type
DDR3, GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
2250 MHz
System Shared
Memory bandwidth
16 GB/s
-
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x VGA
No outputs
HDMI
+
-
DirectX
12.0
12 (12_0)
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.0
6.0
Vulkan
+
1.2.131