GeForce 940M and Radeon R9 M275X - video card comparison
Passmark - benchmark score GeForce 940M vs Radeon R9 M275X
GeForce 940M
1156
Radeon R9 M275X
1583
GeForce 940M
Radeon R9 M275X
Architecture
Maxwell (2014−2018)
GCN 1.0 (2012−2020)
GPU code name
N16S-GT-S/B
Venus
Market segment
Laptop
Desktop
Release date
March 2015
January 2014
Bus support
PCI Express 3.0
PCIe 3.0 x16
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Boost clock speed
1176 MHz
925 MHz
Compute units
-
10
Core clock speed
1072 MHz
900 MHz
Floating-point performance
903.2 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)
75 Watt
-
Texture fill rate
28.22
37.00
Memory type
DDR3
GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
2000 MHz
1125 MHz
Memory bandwidth
14.4 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
1.1.126
-
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
GameWorks
+
-
GPU Boost
2.0
-
HD3D
-
+
Optimus
+
-
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+