GeForce GT 520 PCIe x1 and Radeon R9 280X2 - video card comparison
GeForce GT 520 PCIe x1
Radeon R9 280X2
Architecture
Fermi 2.0 (2010−2014)
GCN 1.0 (2012−2020)
GPU code name
GF119
Tahiti
Market segment
Desktop
Desktop
Release date
April 2011
-
Interface
PCIe 2.0 x1
PCIe 3.0 x16
Supplementary power connectors
None
3x 8-pin
Boost clock speed
-
1000 MHz
Core clock speed
810 MHz
-
Floating-point performance
155.52 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
292 million
4,313 million
Pipelines / CUDA cores
48
2048
Power consumption (TDP)
29 Watt
375 Watt
Texture fill rate
6.480
128.0
Memory type
DDR3
GDDR5
Maximum RAM amount
1 GB
3 GB
Memory bus width
64 Bit
384 Bit
Memory clock speed
1800 MHz
6 GB/s
Memory bandwidth
14.4 GB/s
288.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
6x mini-DisplayPort 1.2
HDMI
+
-
DirectX
12 (11_0)
12 (11_1)
CUDA
2.1
-
OpenCL
1.1
2.1 (1.2)
OpenGL
4.6
4.6
Shader Model
5.1
6.5 (5.1)
Vulkan
N/A
1.2.170