Radeon R9 M375 and GeForce 840M - video card comparison
Passmark - benchmark score Radeon R9 M375 vs GeForce 840M
Radeon R9 M375
1008
GeForce 840M
1121
Radeon R9 M375
GeForce 840M
Architecture
GCN (2011−2017)
Maxwell (2014−2018)
GPU code name
Tropo
N15S-GT
Market segment
Laptop
Laptop
Release date
May 2015
March 2014
Bus support
PCIe 3.0
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Boost clock speed
1015 MHz
1124 MHz
Compute units
10
-
Core clock speed
1015 MHz
1029 MHz
Floating-point performance
1,299 gflops
863.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
-
Pipelines / CUDA cores
640
384
Power consumption (TDP)
-
33 Watt
Texture fill rate
40.60
17.98
Memory type
DDR3
DDR3
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1100 MHz
2000 MHz
Memory bandwidth
28.8 GB/s
16.02 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
Eyefinity
1
-
DirectX
DirectX® 12
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
+
-