Radeon 520 and Radeon 620 - video card comparison
Passmark - benchmark score Radeon 520 vs Radeon 620
Radeon 520
811
Radeon 620
924
Radeon 520
Radeon 620
Architecture
GCN 1.0 (2012−2020)
GCN 1.0 (2012−2020)
GPU code name
Oland
Polaris 24
Market segment
Laptop
Laptop
Release date
March 2017
August 2019
Interface
PCIe 3.0 x8
PCIe 3.0 x8
Supplementary power connectors
None
None
Boost clock speed
-
1024 MHz
Core clock speed
1030 MHz
-
Floating-point performance
659.2 gflops
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,040 million
1,550 million
Pipelines / CUDA cores
320
384
Power consumption (TDP)
50 Watt
50 Watt
Texture fill rate
20.60
24.58
Memory type
DDR3, GDDR5
DDR3, GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
2250 MHz
2250 MHz
Memory bandwidth
16 GB/s
14.4 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
6.3
Vulkan
+
1.2.131