Radeon R7 M340 and GeForce GT 320M - video card comparison
Passmark - benchmark score Radeon R7 M340 vs GeForce GT 320M
Radeon R7 M340
679
GeForce GT 320M
108
Radeon R7 M340
GeForce GT 320M
Architecture
GCN (2011−2017)
GT2xx (2009−2012)
GPU code name
Meso Pro DDR3
G96C
Market segment
Laptop
Laptop
Release date
June 2015
January 2010
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x8
MXM-II
Supplementary power connectors
None
None
Boost clock speed
1021 MHz
-
Compute units
6
-
Core clock speed
1021 MHz
500 MHz
Floating-point performance
549.1 gflops
80 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
950 million
314 million
Pipelines / CUDA cores
320
24
Power consumption (TDP)
-
14 Watt
Texture fill rate
17.16
8.000
Memory type
DDR3
DDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1000 MHz
790 MHz
Memory bandwidth
16 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
Eyefinity
1
-
DirectX
DirectX® 12
11.1 (10_0)
CUDA
-
1.1
Mantle
+
-
OpenCL
Not Listed
1.1
OpenGL
4.4
3.3
Shader Model
5.1
4.0
Vulkan
+
N/A
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-