Radeon HD 6850 X2 and GeForce GT 430 PCI - video card comparison
Radeon HD 6850 X2
GeForce GT 430 PCI
Architecture
TeraScale 2 (2009−2015)
Fermi (2010−2014)
GPU code name
Barts
GF108
Market segment
Desktop
Desktop
Release date
September 2011
October 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 8-pin
None
Core clock speed
800 MHz
700 MHz
Floating-point performance
2x 1,536.0 gflops
-
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,700 million
585 million
Pipelines / CUDA cores
960
96
Power consumption (TDP)
254 Watt
49 Watt
Texture fill rate
38.40
11.20
Memory type
GDDR5
DDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
4200 MHz
1200 MHz
Memory bandwidth
134.4 GB/s
9.6 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
2.1
OpenCL
1.2
1.1
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
N/A