GeForce GT 520 and Radeon HD 6970 X2 - video card comparison
GeForce GT 520
Radeon HD 6970 X2
Architecture
Fermi 2.0 (2010−2014)
TeraScale 3 (2010−2013)
GPU code name
GF119
Antilles
Market segment
Desktop
Desktop
Release date
April 2011
-
Bus support
16x PCI-E 2.0
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
3x 8-pin
Core clock speed
810 MHz
880 MHz
CUDA cores
48
-
Floating-point performance
155.52 gflops
-
Manufacturing process technology
40 nm
40 nm
Number of transistors
292 million
2,640 million
Pipelines / CUDA cores
48
1536
Power consumption (TDP)
29 Watt
375 Watt
Maximum GPU temperature
102 °C
-
Texture fill rate
6.5 billion/sec
84.48
Memory type
DDR3
GDDR5
Maximum RAM amount
1 GB (DDR3)
2 GB
Memory bus width
64 Bit
256 Bit
Memory clock speed
900 MHz (DDR3)
5.5 GB/s
Memory bandwidth
14.4 GB/s
176.0 GB/s
Display Connectors
Dual Link DVI-IHDMIVGA (optional)
2x DVI, 1x HDMI 1.4a, 2x mini-DisplayPort 1.2
Multi monitor support
+
-
HDMI
+
+
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.2
4.4
Shader Model
5.1
5.0
Vulkan
N/A
N/A