Radeon HD 6770 and Radeon HD 6570 - video card comparison
Passmark - benchmark score Radeon HD 6770 vs Radeon HD 6570
Radeon HD 6770
1286
Radeon HD 6570
572
Radeon HD 6770
Radeon HD 6570
Architecture
TeraScale 2 (2009−2015)
TeraScale 2 (2009−2015)
GPU code name
Juniper
Turks
Market segment
Desktop
Desktop
Release date
January 2011
April 2011
Bus support
PCIe 2.0 x16
PCIe 2.1 x16
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
None
Boost clock speed
900 MHz
650 MHz
Floating-point performance
1,360.0 gflops
624.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,040 million
716 million
Pipelines / CUDA cores
800
480
Power consumption (TDP)
108 Watt
40 Watt
Texture fill rate
34.00
15.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1050 MHz
900 MHz
Memory bandwidth
76.8 GB/s
28.8 GB/s
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 1x HDMI, 1x VGA
Eyefinity
1
1
HDMI
+
+
DisplayPort support
-
+
DirectX
DirectX® 11
DirectX® 11
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
AppAcceleration
-
-
CrossFire
1
1
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
UVD
-
+
ZeroCore
-
-