Radeon R9 M265X and Mobility Radeon HD 5850 - video card comparison
Radeon R9 M265X
Mobility Radeon HD 5850
Architecture
GCN (2011−2017)
Terascale 2 (2009−2015)
GPU code name
Venus Pro
Broadway-PRO
Market segment
Laptop
Laptop
Release date
January 2014
January 2010
Bus support
PCIe 3.0 x16
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Boost clock speed
625 MHz
-
Compute units
10
-
Core clock speed
625 MHz
625 MHz
Floating-point performance
800.0 gflops
800.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,500 million
1,040 million
Pipelines / CUDA cores
640
800
Power consumption (TDP)
-
39 Watt
Texture fill rate
25.00
20.00
Memory type
GDDR5
DDR3, GDDR3, GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1125 MHz
2000 MHz
Memory bandwidth
72 GB/s
64 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
Eyefinity
1
-
DirectX
DirectX® 11
11.2 (11_0)
Mantle
+
-
OpenCL
Not Listed
1.2
OpenGL
4.4
4.4
Shader Model
5.1
5.0
Vulkan
-
N/A
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-