Radeon R7 M340 and Radeon RX 560X Mobile - video card comparison
Radeon R7 M340
Radeon RX 560X Mobile
Architecture
GCN (2011−2017)
Polaris (2016−2019)
GPU code name
Meso Pro DDR3
Polaris 11
Market segment
Laptop
Laptop
Release date
June 2015
January 2017
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x8
MXM-B (3.0)
Supplementary power connectors
None
-
Boost clock speed
1021 MHz
1275 MHz
Compute units
6
-
Core clock speed
1021 MHz
1172 MHz
Floating-point performance
549.1 gflops
2,611 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
950 million
3,000 million
Pipelines / CUDA cores
320
1024
Power consumption (TDP)
-
60-80 Watt
Texture fill rate
17.16
81.60
Memory type
DDR3
GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1000 MHz
6000 MHz
Memory bandwidth
16 GB/s
92.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
Eyefinity
1
-
DirectX
DirectX® 12
12 (12_0)
Mantle
+
-
OpenCL
Not Listed
2.0
OpenGL
4.4
4.6
Shader Model
5.1
6.4
Vulkan
+
1.2.131
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
+
HD3D
+
-
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-