Radeon RX 550 Mobile and GeForce 940MX - video card comparison
Radeon RX 550 Mobile
GeForce 940MX
Architecture
Polaris (2016−2019)
Maxwell (2014−2018)
GPU code name
Polaris 12
N16S-GTR-B/S
Market segment
Laptop
Laptop
Release date
March 2017
March 2016
Bus support
-
PCI Express 3.0
Interface
PCIe 3.0 x8
PCIe 3.0 x8
Supplementary power connectors
-
None
Boost clock speed
1476 MHz
1242 MHz
Core clock speed
1287 MHz
1122 MHz
Floating-point performance
1,647 gflops
762.6 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
2,200 million
1,870 million
Pipelines / CUDA cores
640
384
Power consumption (TDP)
50 Watt
23 Watt
Texture fill rate
51.48
23.83
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
6000 MHz
4000 MHz
Memory bandwidth
96 GB/s
40.1 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
12 (11_0)
CUDA
-
+
OpenCL
2.0
1.2
OpenGL
4.6
4.5
Shader Model
6.4
5.1
Vulkan
1.2.131
1.1
FreeSync
+
-
GameWorks
-
+
GPU Boost
-
2.0
Optimus
-
+