GeForce GTX 560 Ti X2 and Radeon HD 3450 - video card comparison
GeForce GTX 560 Ti X2
Radeon HD 3450
Architecture
Fermi 2.0 (2010−2014)
TeraScale (2005−2013)
GPU code name
GF114
RV620
Market segment
Desktop
Desktop
Release date
January 2011
December 2007
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 8-pin
None
Core clock speed
850 MHz
600 MHz
Floating-point performance
2x 1,305.6 gflops
48 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
1,950 million
181 million
Pipelines / CUDA cores
384
40
Power consumption (TDP)
170 Watt
25 Watt
Texture fill rate
54.40
2.400
Memory type
GDDR5
DDR2
Maximum RAM amount
1 GB
256 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
4008 MHz
1000 MHz
Memory bandwidth
128.3 GB/s
8 GB/s
Display Connectors
3x DVI, 1x mini-HDMI
1x DVI, 1x VGA, 1x S-Video
HDMI
+
-
DirectX
12 (11_0)
10.1 (10_1)
CUDA
2.1
-
OpenCL
1.1
N/A
OpenGL
4.6
3.3
Shader Model
5.1
4.1
Vulkan
N/A
N/A