Radeon R5 M255 and Radeon HD 6520G - video card comparison
Passmark - benchmark score Radeon R5 M255 vs Radeon HD 6520G
Radeon R5 M255
550
Radeon HD 6520G
308
Radeon R5 M255
Radeon HD 6520G
Architecture
GCN (2011−2017)
Terascale 2 (2009−2015)
GPU code name
Topaz Pro / Sun
Llano
Market segment
Laptop
Laptop
Release date
May 2014
June 2011
Bus support
PCIe 3.0 x8
-
Interface
PCIe 3.0 x8
IGP
Boost clock speed
940 MHz
-
Compute units
5
-
Core clock speed
940 MHz
400 MHz
Floating-point performance
721.9 gflops
-
Manufacturing process technology
28 nm
32 nm
Number of transistors
1,550 million
1000 Million
Pipelines / CUDA cores
320
320
Power consumption (TDP)
-
35 Watt
Texture fill rate
22.56
6.400
Memory type
DDR3
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
1000 MHz
System Shared
Memory bandwidth
16 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
Eyefinity
+
-
DirectX
DirectX® 11
11.2 (11_0)
Mantle
+
-
OpenCL
Not Listed
1.2
OpenGL
4.4
4.4
Shader Model
6.3
5.0
Vulkan
-
N/A
AppAcceleration
+
-
DualGraphics
1
-
Enduro
-
-
HD3D
+
-
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-