GeForce GTX 560 Ti X2 and Radeon HD 6870 X2 - video card comparison
GeForce GTX 560 Ti X2
Radeon HD 6870 X2
Architecture
Fermi 2.0 (2010−2014)
TeraScale 2 (2009−2015)
GPU code name
GF114
Barts
Market segment
Desktop
Desktop
Release date
January 2011
July 2011
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 8-pin
-
Core clock speed
850 MHz
900 MHz
Floating-point performance
2x 1,305.6 gflops
2x 2,016.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,950 million
1,700 million
Pipelines / CUDA cores
384
1120
Power consumption (TDP)
170 Watt
300 Watt
Texture fill rate
54.40
50.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
4008 MHz
4200 MHz
Memory bandwidth
128.3 GB/s
134.4 GB/s
Display Connectors
3x DVI, 1x mini-HDMI
2x DVI, 1x HDMI, 2x mini-DisplayPort
HDMI
+
+
DirectX
12 (11_0)
11.2 (11_0)
CUDA
2.1
-
OpenCL
1.1
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
N/A
N/A