Radeon HD 8790M and Radeon HD 6570 - video card comparison
Passmark - benchmark score Radeon HD 8790M vs Radeon HD 6570
Radeon HD 8790M
1344
Radeon HD 6570
572
Radeon HD 8790M
Radeon HD 6570
Architecture
GCN (2011−2017)
TeraScale 2 (2009−2015)
GPU code name
Mars XTX
Turks
Market segment
Laptop
Desktop
Release date
November 2012
April 2011
Bus support
-
PCIe 2.1 x16
Interface
MXM-A (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
900 MHz
650 MHz
Core clock speed
850 MHz
-
Floating-point performance
691.2 gflops
624.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
950 million
716 million
Pipelines / CUDA cores
384
480
Power consumption (TDP)
unknown
40 Watt
Texture fill rate
21.60
15.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4500 MHz
900 MHz
Memory bandwidth
64 GB/s
28.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
Eyefinity
-
1
HDMI
-
+
DisplayPort support
-
+
DirectX
12 (11_1)
DirectX® 11
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
1.2.131
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
UVD
-
+
ZeroCore
-
-