GeForce 940M and Radeon HD 8400 - video card comparison
Passmark - benchmark score GeForce 940M vs Radeon HD 8400
GeForce 940M
1156
Radeon HD 8400
273
GeForce 940M
Radeon HD 8400
Architecture
Maxwell (2014−2018)
GCN (2011−2017)
GPU code name
N16S-GT-S/B
Kabini
Market segment
Laptop
Laptop
Release date
March 2015
May 2013
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
IGP
Boost clock speed
1176 MHz
-
Core clock speed
1072 MHz
600 MHz
Floating-point performance
903.2 gflops
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
1,178 million
Pipelines / CUDA cores
384
128
Power consumption (TDP)
75 Watt
25 Watt
Texture fill rate
28.22
3.200
Memory type
DDR3
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
2000 MHz
System Shared
Memory bandwidth
14.4 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 (12_0)
CUDA
+
-
OpenCL
1.2
2.0
OpenGL
4.5
4.6
Shader Model
5.1
6.3
Vulkan
1.1.126
1.2.131
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-