Radeon HD 7970M and Radeon R7 M265 - video card comparison
Passmark - benchmark score Radeon HD 7970M vs Radeon R7 M265
Radeon HD 7970M
3635
Radeon R7 M265
561
Radeon HD 7970M
Radeon R7 M265
Architecture
GCN (2011−2017)
GCN (2011−2017)
GPU code name
Wimbledon XT
Opal XT / Mars
Market segment
Laptop
Laptop
Release date
May 2012
January 2014
Bus support
-
PCIe 3.0 x8
Interface
MXM-B (3.0)
PCIe 3.0 x8
Supplementary power connectors
None
-
Boost clock speed
-
825 MHz
Compute units
-
6
Core clock speed
850 MHz
825 MHz
Floating-point performance
2,176 gflops
633.6 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
1,550 million
Pipelines / CUDA cores
1280
384
Power consumption (TDP)
100 Watt
-
Texture fill rate
68.00
23.52
Memory type
GDDR5
DDR3
Maximum RAM amount
2 GB
4 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
4800 MHz
1000 MHz
Memory bandwidth
153.6 GB/s
32 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
DirectX® 11
Mantle
-
+
OpenCL
1.2
Not Listed
OpenGL
4.6
4.4
Shader Model
5.1
6.3
Vulkan
1.2.131
-
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+