Radeon HD 6790 and Radeon HD 8570D - video card comparison
Passmark - benchmark score Radeon HD 6790 vs Radeon HD 8570D
Radeon HD 6790
1664
Radeon HD 8570D
456
Radeon HD 6790
Radeon HD 8570D
Architecture
Terascale 2 (2009−2015)
Terascale 3 (2010−2013)
GPU code name
Barts
Richland
Market segment
Desktop
Desktop
Release date
April 2011
September 2012
Interface
PCIe 2.0 x16
IGP
Supplementary power connectors
2x 6-pin
-
Boost clock speed
-
868 MHz
Core clock speed
840 MHz
844 MHz
Floating-point performance
1,344.0 gflops
-
Manufacturing process technology
40 nm
32 nm
Number of transistors
1,700 million
1,303 million
Pipelines / CUDA cores
800
256
Power consumption (TDP)
150 Watt
65 Watt
Texture fill rate
33.60
13.89
Memory type
GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
1050 MHz
System Shared
Memory bandwidth
134.4 GB/s
-
Shared memory
-
+
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
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