Radeon HD 6770 and Radeon R7 M265 - video card comparison
Passmark - benchmark score Radeon HD 6770 vs Radeon R7 M265
Radeon HD 6770
1286
Radeon R7 M265
561
Radeon HD 6770
Radeon R7 M265
Architecture
TeraScale 2 (2009−2015)
GCN (2011−2017)
GPU code name
Juniper
Opal XT / Mars
Market segment
Desktop
Laptop
Release date
January 2011
January 2014
Bus support
PCIe 2.0 x16
PCIe 3.0 x8
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 6-pin
-
Boost clock speed
900 MHz
825 MHz
Compute units
-
6
Core clock speed
-
825 MHz
Floating-point performance
1,360.0 gflops
633.6 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,040 million
1,550 million
Pipelines / CUDA cores
800
384
Power consumption (TDP)
108 Watt
-
Texture fill rate
34.00
23.52
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1050 MHz
1000 MHz
Memory bandwidth
76.8 GB/s
32 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
DirectX® 11
Mantle
-
+
OpenCL
1.2
Not Listed
OpenGL
4.4
4.4
Shader Model
5.0
6.3
AppAcceleration
-
-
CrossFire
1
-
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+