Radeon HD 8790M and Radeon R7 M260 - video card comparison
Passmark - benchmark score Radeon HD 8790M vs Radeon R7 M260
Radeon HD 8790M
1344
Radeon R7 M260
511
Radeon HD 8790M
Radeon R7 M260
Architecture
GCN (2011−2017)
GCN (2011−2017)
GPU code name
Mars XTX
Opal Pro / Mars
Market segment
Laptop
Laptop
Release date
November 2012
January 2014
Bus support
-
PCIe 3.0 x8
Interface
MXM-A (3.0)
PCIe 3.0 x8
Supplementary power connectors
None
None
Boost clock speed
900 MHz
980 MHz
Compute units
-
6
Core clock speed
850 MHz
715 MHz
Floating-point performance
691.2 gflops
721.9 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
950 million
1,550 million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
unknown
-
Texture fill rate
21.60
23.52
Memory type
GDDR5
DDR3
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
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
DirectX® 12
Mantle
-
+
OpenCL
1.2
2.0
OpenGL
4.6
4.3
Shader Model
5.1
6.3
Vulkan
1.2.131
-
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+