Radeon HD 6770M and Radeon HD 6570 - video card comparison
Passmark - benchmark score Radeon HD 6770M vs Radeon HD 6570
Radeon HD 6770M
993
Radeon HD 6570
572
Radeon HD 6770M
Radeon HD 6570
Architecture
Terascale 2 (2009−2015)
TeraScale 2 (2009−2015)
GPU code name
Whistler-XT
Turks
Market segment
Laptop
Desktop
Release date
January 2011
April 2011
Bus support
-
PCIe 2.1 x16
Interface
MXM-A (3.0)
PCIe 2.0 x16
Supplementary power connectors
-
None
Boost clock speed
-
650 MHz
Core clock speed
675 / 725 MHz
-
Floating-point performance
696.0 gflops
624.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
716 million
716 million
Pipelines / CUDA cores
480
480
Power consumption (TDP)
35 Watt
40 Watt
Texture fill rate
17.40
15.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
800 MHz
900 MHz
Memory bandwidth
57.6 GB/s
28.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
Eyefinity
-
1
HDMI
-
+
DisplayPort support
-
+
DirectX
11.2 (11_0)
DirectX® 11
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
Vulkan
N/A
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
UVD
-
+
ZeroCore
-
-