GeForce 940MX and Radeon R9 M275X - video card comparison
Passmark - benchmark score GeForce 940MX vs Radeon R9 M275X
GeForce 940MX
1561
Radeon R9 M275X
1583
GeForce 940MX
Radeon R9 M275X
Architecture
Maxwell (2014−2018)
GCN 1.0 (2012−2020)
GPU code name
N16S-GTR-B/S
Venus
Market segment
Laptop
Desktop
Release date
March 2016
January 2014
Bus support
PCI Express 3.0
PCIe 3.0 x16
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
None
-
Boost clock speed
1242 MHz
925 MHz
Compute units
-
10
Core clock speed
1122 MHz
900 MHz
Floating-point performance
762.6 gflops
1,184 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
1,500 million
Pipelines / CUDA cores
384
640
Power consumption (TDP)
23 Watt
-
Texture fill rate
23.83
37.00
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
4000 MHz
1125 MHz
Memory bandwidth
40.1 GB/s
72 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
Eyefinity
-
1
DirectX
12 (11_0)
DirectX® 11
CUDA
+
-
Mantle
-
+
OpenCL
1.2
Not Listed
OpenGL
4.5
4.4
Shader Model
5.1
5.1
Vulkan
1.1
-
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
GameWorks
+
-
GPU Boost
2.0
-
HD3D
-
+
Optimus
+
-
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+