Radeon R7 240 and Radeon R7 M340 - video card comparison
Passmark - benchmark score Radeon R7 240 vs Radeon R7 M340
Radeon R7 240
930
Radeon R7 M340
679
Radeon R7 240
Radeon R7 M340
Architecture
GCN 1.0 (2012−2020)
GCN (2011−2017)
GPU code name
Oland
Meso Pro DDR3
Market segment
Desktop
Laptop
Release date
October 2013
June 2015
Bus support
PCIe 3.0
PCIe 3.0
Interface
PCIe 3.0 x8
PCIe 3.0 x8
Supplementary power connectors
N/A
None
Boost clock speed
780 MHz
1021 MHz
Compute units
-
6
Core clock speed
-
1021 MHz
Floating-point performance
499.2 gflops
549.1 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
950 million
950 million
Pipelines / CUDA cores
320
320
Power consumption (TDP)
50 Watt
-
Texture fill rate
14.00
17.16
Memory type
GDDR5
DDR3
Maximum RAM amount
2 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1150 MHz
1000 MHz
Memory bandwidth
72 GB/s
16 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x VGA
No outputs
Eyefinity
-
1
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 12
DirectX® 12
Mantle
-
+
OpenCL
1.2
Not Listed
OpenGL
4.6
4.4
Shader Model
5.1
5.1
Vulkan
-
+
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
DualGraphics
-
1
Enduro
-
-
FreeSync
1
1
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+