Radeon 520 and GeForce GTX 745 OEM - video card comparison
Radeon 520
GeForce GTX 745 OEM
Architecture
GCN 1.0 (2012−2020)
Maxwell (2014−2018)
GPU code name
Oland
GM107
Market segment
Laptop
Desktop
Release date
March 2017
February 2014
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
None
None
Core clock speed
1030 MHz
1033 MHz
Floating-point performance
659.2 gflops
793.3 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,040 million
1,870 million
Pipelines / CUDA cores
320
384
Power consumption (TDP)
50 Watt
55 Watt
Texture fill rate
20.60
24.79
Memory type
DDR3, GDDR5
DDR3
Maximum RAM amount
2 GB
4 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
2250 MHz
1800 MHz
Memory bandwidth
16 GB/s
28.8 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
12.0
12 (11_0)
CUDA
-
5.0
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.0
5.1
Vulkan
+
1.1.126