Radeon R7 M340 and Radeon R5 230 - video card comparison
Passmark - benchmark score Radeon R7 M340 vs Radeon R5 230
Radeon R7 M340
679
Radeon R5 230
228
Radeon R7 M340
Radeon R5 230
Architecture
GCN (2011−2017)
TeraScale 2 (2009−2015)
GPU code name
Meso Pro DDR3
Caicos
Market segment
Laptop
Desktop
Release date
June 2015
April 2014
Bus support
PCIe 3.0
PCIe 1.0 x4
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
N/A
Boost clock speed
1021 MHz
-
Compute units
6
-
Core clock speed
1021 MHz
-
Floating-point performance
549.1 gflops
200.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
950 million
370 million
Pipelines / CUDA cores
320
160
Power consumption (TDP)
-
19 Watt
Texture fill rate
17.16
5.000
Memory type
DDR3
DDR3
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1000 MHz
-
Memory bandwidth
16 GB/s
10.67 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
Eyefinity
1
1
HDMI
-
+
DisplayPort support
-
-
DirectX
DirectX® 12
DirectX® 11
Mantle
+
-
OpenCL
Not Listed
1.2
OpenGL
4.4
4.4
Shader Model
5.1
5.0
Vulkan
+
-
AppAcceleration
-
-
CrossFire
-
1
DDMA audio
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
PowerPlay
-
+
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-