Radeon HD 6870 X2 and Radeon HD 6290 - video card comparison
Radeon HD 6870 X2
Radeon HD 6290
Architecture
TeraScale 2 (2009−2015)
Terascale 2 (2009−2015)
GPU code name
Barts
Zacate
Market segment
Desktop
Laptop
Release date
July 2011
July 2011
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
-
None
Boost clock speed
-
400 MHz
Core clock speed
900 MHz
280 MHz
Floating-point performance
2x 2,016.0 gflops
104 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,700 million
292 million
Pipelines / CUDA cores
1120
80
Power consumption (TDP)
300 Watt
19 Watt
Texture fill rate
50.40
5.200
Memory type
GDDR5
GDDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
4200 MHz
1600 MHz
Memory bandwidth
134.4 GB/s
12.8 GB/s
Shared memory
-
+
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 1x HDMI
HDMI
+
+
DirectX
11.2 (11_0)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
Vulkan
N/A
N/A