Radeon R7 M340 and GeForce GT 330M - video card comparison
Passmark - benchmark score Radeon R7 M340 vs GeForce GT 330M
Radeon R7 M340
679
GeForce GT 330M
220
Radeon R7 M340
GeForce GT 330M
Architecture
GCN (2011−2017)
GT2xx (2009−2012)
GPU code name
Meso Pro DDR3
N11P-GE1
Market segment
Laptop
Laptop
Release date
June 2015
January 2010
Bus support
PCIe 3.0
PCI-E 2.0
Interface
PCIe 3.0 x8
MXM-A (3.0)
Supplementary power connectors
None
None
SLI options
-
+
Boost clock speed
1021 MHz
-
Compute units
6
-
Core clock speed
1021 MHz
575 MHz
CUDA cores
-
48
Floating-point performance
549.1 gflops
121.44 gflops
Gigaflops
-
182
Manufacturing process technology
28 nm
40 nm
Number of transistors
950 million
486 million
Pipelines / CUDA cores
320
48
Power consumption (TDP)
-
23 Watt
Texture fill rate
17.16
9.200
Memory type
DDR3
GDDR2, GDDR3, DDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1000 MHz
Up to 1066 (DDR3), Up to 800 (GDDR3) MHz
Memory bandwidth
16 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
HDMIDual Link DVISingle Link DVIVGADisplayPort
Multi monitor support
-
+
Eyefinity
1
-
HDMI
-
+
Maximum VGA resolution
-
2048x1536
DirectX
DirectX® 12
11.1 (10_1)
CUDA
-
+
Mantle
+
-
OpenCL
Not Listed
1.1
OpenGL
4.4
2.1
Shader Model
5.1
4.1
Vulkan
+
N/A
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
Power management
-
8.0
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-