Radeon 520 and GeForce GT 420M - video card comparison
Passmark - benchmark score Radeon 520 vs GeForce GT 420M
Radeon 520
811
GeForce GT 420M
417
Radeon 520
GeForce GT 420M
Architecture
GCN 1.0 (2012−2020)
Fermi (2010−2014)
GPU code name
Oland
N11P-GE
Market segment
Laptop
Laptop
Release date
March 2017
September 2010
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
-
Core clock speed
1030 MHz
500 MHz
CUDA cores
-
96
Floating-point performance
659.2 gflops
192 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,040 million
585 million
Pipelines / CUDA cores
320
96
Power consumption (TDP)
50 Watt
23 Watt
Texture fill rate
20.60
6.0 billion/sec
Memory type
DDR3, GDDR5
(G)DDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
2250 MHz
800 MHz
Memory bandwidth
16 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x VGA
No outputs
HDMI
+
-
DirectX
12.0
12 API
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.6
4.5
Shader Model
5.0
5.1
Vulkan
+
N/A