Radeon HD 6790 and Radeon HD 8570M - video card comparison
Passmark - benchmark score Radeon HD 6790 vs Radeon HD 8570M
Radeon HD 6790
1664
Radeon HD 8570M
454
Radeon HD 6790
Radeon HD 8570M
Architecture
Terascale 2 (2009−2015)
GCN (2011−2017)
GPU code name
Barts
Sun
Market segment
Desktop
Laptop
Release date
April 2011
November 2012
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Supplementary power connectors
2x 6-pin
-
Boost clock speed
-
825 MHz
Core clock speed
840 MHz
650 MHz
Floating-point performance
1,344.0 gflops
528.0 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,700 million
690 million
Pipelines / CUDA cores
800
384
Power consumption (TDP)
150 Watt
-
Texture fill rate
33.60
16.50
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1050 MHz
1800 - 2000 MHz
Memory bandwidth
134.4 GB/s
16 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
11.2 (11_0)
12 (11_1)
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
1.2.131