Radeon R9 M290X and GeForce 940M - video card comparison
Passmark - benchmark score Radeon R9 M290X vs GeForce 940M
Radeon R9 M290X
3360
GeForce 940M
1156
Radeon R9 M290X
GeForce 940M
Architecture
GCN (2011−2017)
Maxwell (2014−2018)
GPU code name
Neptune
N16S-GT-S/B
Market segment
Laptop
Laptop
Release date
January 2014
March 2015
Bus support
PCIe 3.0 x16
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
-
Boost clock speed
900 MHz
1176 MHz
Compute units
20
-
Core clock speed
850 MHz
1072 MHz
Floating-point performance
2,304 gflops
903.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
1,870 million
Pipelines / CUDA cores
1280
384
Power consumption (TDP)
100 Watt
75 Watt
Texture fill rate
72.00
28.22
Memory type
GDDR5
DDR3
Maximum RAM amount
4 GB
4 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1200 MHz
2000 MHz
Memory bandwidth
153.6 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
Eyefinity
1
-
DirectX
DirectX® 11
12 (11_0)
CUDA
-
+
Mantle
+
-
OpenCL
Not Listed
1.2
OpenGL
4.4
4.5
Shader Model
5.1
5.1
Vulkan
-
1.1.126
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
GameWorks
-
+
GPU Boost
-
2.0
HD3D
+
-
Optimus
-
+
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-